Problems with 2004 chevy colorado

The ground for the Hazard and Turn Signal switches is in a similar box on the fender wall in back of the air cleaner case. First try removing the mount bolt and cleaning the mating surfaces. Pull LIGHTLY on the wires to check for one broken inside the box. The box can be opened to check for corrosion inside. Like.

Engine Issues. One of the common problems reported by 2006 Chevy Colorado owners relates to engine performance. Some drivers have experienced rough idling, engine misfires, or reduced power. These symptoms can indicate underlying problems, such as faulty spark plugs, a malfunctioning mass airflow sensor, or clogged fuel injectors.8 posts · Joined 2023. #11 · Oct 17, 2023. Have an 07 Colorado 2.9l stalled and rattled on stopping. Replaced the VVT solenoid and fixed the problem. Aftermarket part about $20. Do first , a 10 minute job. This is an older thread, you may not receive a response, and could be reviving an old thread.Discover the Chevy Colorado problems commonly faced by owners of the Chevrolet Colorado (2004 - 2012) and practical solutions to address them.Worst 2022 Chevrolet Colorado Problems #1: Leaking 2022 Colorado Average Cost to Fix: N/A Average Mileage: 11,000 mi. Learn More #2: Clunking In The Rear 2022 Colorado Average Cost to Fix: N/A ...Engine Issues. One of the common problems reported by 2006 Chevy Colorado owners relates to engine performance. Some drivers have experienced rough idling, engine misfires, or reduced power. These symptoms can indicate underlying problems, such as faulty spark plugs, a malfunctioning mass airflow sensor, or clogged fuel injectors.View all 191 consumer vehicle reviews for the Used 2004 Chevrolet Colorado on Edmunds, or submit your own review of the 2004 Colorado.Oct 13, 2014 · 2 Wiring problem. Failure Date: 01/01/2017. Problem # 1: had to replace the hvac resistor and its wiring harness. Resistor plug and the harness plug was burned and melted. . . Fire hazard! this safety hazard could have burned up my vehicle. Problem #2: the abs warning light keeps coming on and when this happens (every day or so) the brakes do ...

Colorado Bad MAF Sensor Diagnosis. If the MAF sensor has gone bad, it’ll trigger the check engine light and provide an OBDII trouble code. This is great because it helps you narrow down the problem. The two most common trouble codes in relation to the MAF sensor are: Chevy Colorado P0101 Diagnosis: MAF SensorColorado 4WD 5-cyl. Drive side rear door on ext cab is lose and will not latch in turn make doors bounds when driveing down road. Plus tuck shack dealer said they all shack> nothing they can do ...Jun 21, 2011 · 4 posts · Joined 2011. #1 · Jun 21, 2011. Okay first things first, 2004 Colorado, single cab. 110k miles. I have read a lot of the threads on here but my problem is a little different, so I figured I would see if someone knows anything! My truck basically won't start sometimes. I would say about once a month, I turn the key, engine makes the ... A vibrating drivetrain is another common problem in certain Chevy Colorado models. This issue can result from a bent driveshaft, worn-out CV or universal joints, or a damaged engine or transmission mount. ... Some 2004-2012 Chevy Colorado models have reported issues with erratic fuel gauge operation and rapid fuel consumption. These problems ...Colorado 4WD 5-cyl. Drive side rear door on ext cab is lose and will not latch in turn make doors bounds when driveing down road. Plus tuck shack dealer said they all shack> nothing they can do ...The evaporative system is designed to allow the gas tank to vent without allowing fuel vapors to escape into the atmosphere. If it isn't working properly, air can't get out of the tank. If air can't get out, fuel can't get in. That would explain why it takes 20 mins to fill the tank and possibly could throw off your mileage too.July 21, 2022. The GM 3.5-liter five-cylinder engine, also known as the L52 and Vortec 3500, is popularly known for its application in the Chevrolet Colorado, Hummer H3, GMC Canyon, and Isuzu i-350. Despite its promising design and performance figures, it was a rather short-lived product by GM, which was only produced between 2004 and 2006.This problem has affected 7 years of Chevy Colorado truck models–from 2004 -2008, and then in 2011 and 2012. When does the issue normally occur? Consumers reporting the issue state that it usually happens around mile 78,124 on the odometer.

Instrument Cluster failure. Lost my instrument cluster today turned truck on/off no change, drove 30 minutes turned truck off no change. Let truck sit for 60 minutes and then everything was normal no problems. Engine and radio at all times were working normally. Dealer looked at it and found no codes were thrown (or at least stored in the …Low or no transmission fluid is one of the most common reasons for a slipping transmission. Fear not, this is an easy fix. To check the fluid level, follow these steps: Park your Colorado on a level surface and apply the parking brake. Start the engine and allow it to reach operating temperature.Cost Of Fixing ABS Fault. It costs around $300 to $1,000 to fix ABS faults. This amount depends on the damage triggering the fault. It also includes diagnosis, repair, and labor costs. The rarity of the ABS control module can also affect the repair cost. The Chevy Colorado’s ABS is made up of several components.GM may be replacing tens of thousands of Bolt EV batteries, but it won’t have to pick up the tab for most of them. The automaker has reached a deal that will have LG pay nearly all...Jun 21, 2011 · 4 posts · Joined 2011. #1 · Jun 21, 2011. Okay first things first, 2004 Colorado, single cab. 110k miles. I have read a lot of the threads on here but my problem is a little different, so I figured I would see if someone knows anything! My truck basically won't start sometimes. I would say about once a month, I turn the key, engine makes the ...

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2004 Chevrolet Colorado transmission problems with 12 complaints from Colorado owners. The worst complaints are difficulties upshifting into lock-up when cold, transmission failure.1) low efficiency bank 1. 2) no power at all, very sluggish if driving. 3) decent idle, but slightly rough at times. 4) noticeable misfire starting around 3k RPM if revved in park or neutral. 5) considerably quieter exhaust tone. sounds like a 4cyl now and half as loud as usual. 6) very poor fuel mileage and rich exhaust odor.The problem is most common in model years 2004 through 2010 and 2012, and it shows up at an average mileage of 90,278. Repairs were estimated to cost between $65 and $112. The third biggest issue, reported by 123 people, is that the “CD player in radio may fail.”. Owners reported that their CDs wouldn’t play or eject.It seems I'm experiencing a typical 2004 chevy colorado problem. My truck, in very cold climates, will not kick over. when the temp. warms up a little later it will start and not have a problem for months. ... 2004 Chevy Colorado Z71 2wd 5cyl 4spd. appx 120k. Truck will not turn over. Battery and starter have tested good along with all relays ...See pricing for the Used 2004 Chevy Colorado Extended Cab Pickup 4D 6 ft. Get KBB Fair Purchase Price, MSRP, and dealer invoice price for the 2004 Chevy Colorado Extended Cab Pickup 4D 6 ft. View ...Colorado 4WD 5-cyl. Drive side rear door on ext cab is lose and will not latch in turn make doors bounds when driveing down road. Plus tuck shack dealer said they all shack> nothing they can do ...

Colorado Bad MAF Sensor Diagnosis. If the MAF sensor has gone bad, it’ll trigger the check engine light and provide an OBDII trouble code. This is great because it helps you narrow down the problem. The two most common trouble codes in relation to the MAF sensor are: Chevy Colorado P0101 Diagnosis: MAF SensorFor More Info visit us at: http://1aau.to/h/ctT/Here are the Top 5 Problems with the Chevy Colorado, the light pickup successor to the S-10! You can find the...The great American sports car is going electric. GM shared the news this morning, and released the first images of the upcoming electric Chevrolet Corvette. The great American spor...Although these years can also encounter transmission issues, they aren’t common and should be relatively affordable to resolve. Here’s some of the best years: 2006 Chevrolet Colorado. 2007 Chevrolet Colorado. 2008 Chevrolet Colorado. 2009 Chevrolet Colorado. 2010 Chevrolet Colorado. 2011 Chevrolet Colorado.I am having some issues with my AC Blower motor. I will not work at all. I have done the following to try and fix the problem: Replaced the Resistor and Harness. Checked the Blower Motor and it works. Checked the relay and fuses and they are good. Replaced the AC Control Module. Checked the ground under the hood and it is ok.A/C Blower. One of the most common issues with the Chevy Colorado is an underperforming A/C blower unit. This issue is prevalent in 2004 to 2010 and 2012 models that have reached nearly 90,000 miles and suffered from a faulty motor resistor block. With a failed resistor block, the vehicle's blower will only function at certain speeds, if at all ...Colorado 5-cyl. ABS kick in when vehicle is cold in the morning, then disable along with an ABS fault light on the instrument panel, then goes away in the afternoon. The ABS kicks in and the brake ...Dash lights,guages fail. A weird thing happened last night to my 2004 Chevy Colorado that had never happened before,i started the truck and my instrument cluster and lights failed to work (gauges didn't work,nor did they light up),my radio and ac/heater panel did light up,i drove approx. 15 miles and pulled over fearing that I might have other ...This trouble code is a reference number that is given to you when you plug your Colorado into a OBDII scanner. P0449 deals with the evaporative emissions control system. It often appears with, or is related other codes, such as P0420, P0446, and very often P0440. P0449: Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction.A popular car modification is the stereo system. Replacing the stereo enables the car owner to add an aftermarket stereo with a number of features such as MP3 players, Bluetooth co...

BODY CONTROL MODULE (BCM) REPLACEMENT. If the body control module (BCM) is replaced, the following procedures must be performed in the following order: BCM Reprogramming-Refer to Body Control Module (BCM) Programming/RPO Configuration in Computer/Integrating Systems. Learning the restraints ID-Refer to Body …

Transmission Problems. The 8-speed transmission in the second generation Chevy …Understanding Chevrolet Colorado PainRank provides valuable insights into the reliability and common issues faced by owners of these vehicles, aiding in informed decision-making.. The 2nd generation Chevy Colorado models (2015-2019) received a high PainRank™ of 11.47, highlighting performance concerns and maintenance tips for …Jul 19, 2023 · One common cause of gear shifting problems in a Chevy Colorado is issues with the transmission fluid. Transmission fluid plays a crucial role in the operation of the transmission, allowing gears to shift smoothly and providing proper lubrication to prevent wear. Low or contaminated fluid can lead to poor shifting performance, hesitation, and ... Mar 18, 2015 · The vehicle will not start. Observe the SECURITY telltale, after approximately 10 minutes the telltale will turn OFF. Turn OFF the ignition, and wait 5 seconds . Repeat steps 1 through 4 two more times for a total of 3 cycles/30 minutes . The vehicle is now ready to relearn the Passlock (TM) Sensor Data Code and/or passwords on the next ... At air temps of 85 or less, the AC works fine. Above that, not at all or very little. Between the top front section of the radiator and the sheet metal across the front of the truck is a foam seal. Pull the seal loose and shine a flashlight down between the radiator and condenser. Let me know what you find.Mar 27, 2023 · A/C Blower. One of the most common issues with the Chevy Colorado is an underperforming A/C blower unit. This issue is prevalent in 2004 to 2010 and 2012 models that have reached nearly 90,000 miles and suffered from a faulty motor resistor block. With a failed resistor block, the vehicle's blower will only function at certain speeds, if at all ... Problems associated with the Chevy Traverse include issues with the air conditioning and heating units, an inadequate defrost unit and an automatic change to reduced power mode, wh...Dcox83. 3 posts · Joined 2022. #7 · Nov 24, 2022. Pull the air hat on top of the engine. Check the PCV hose that runs from the valve cover to that air hat. make sure its connected good and in good shape. Also check the vacuum line from the booster to the intake. Sounds like it could be some sort of vacuum leak. Like.The 2004 Chevrolet Colorado has 2 problems reported for rough starting, rough idle. Average repair cost is $3,500 at 45,750 miles.

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2 posts · Joined 2014. #1 · Nov 24, 2014. I have a 2004 LS 3.5, with A/C, no OnStar. About 3 weeks ago my battery died after my truck sat for about 20 minutes, even though I didn't leave the headlights on or anthing like that. When I got a jump to drive home, I could hear electromagnetic interference through the speakers when I accelerated ...Todd32. 1 post · Joined 2019. #6 · Oct 15, 2019. My mechanic just informed me that my frame (2004 Colorado 5 cy Z71 4X4 - 258,000 miles) is rusted. His comment was "I wouldn't let anybody else …engine problems NHTSA: 5. electrical problems NHTSA: 5. lights problems NHTSA: 2. seat belts / air bags problems NHTSA: 1. suspension problems NHTSA: 1. exterior accessories problems NHTSA: 1. The 2020 Chevrolet Colorado has 50 problems & defects reported by Colorado owners. The worst complaints are transmission, brakes problems.Jun 18, 2022 · The ABS light comes on in the dashboard of Chevy Colorado when one or more of the wheel speed sensors have malfunctioned, brake fluid is too low, the fuse is blown or the relay is bad, tire pressure is low, or if the ABS module has developed a defect. When the ABS light / comes on in your Colorado, the anti-lock braking system is disabled. If the BCM get odd voltages (spikes or drops) it will make the instrument cluster act wierd. Double check any stereo wires if you installed an aftermarket HU and check the battery terminals to make sure they are tight. If all checks out, have the battery load tested. A bad battery can cause the same problems.When the ABS light / comes on in your Colorado, the anti-lock braking system is disabled. The vehicle can still be braked without ABS. But if the BRAKE light / also comes on, it indicates a malfunction in the braking system and you must stop driving due to risk of brake failure.. 1. Bad wheel speed sensor. Chevy Colorado has an ABS sensor at …2004 Chevrolet Colorado Lights Problems. Find something helpful? Spread the word. 21.9k. Click on a problem below to read more. Brake Lights Bulbs Burn Out Since The Recall For Switch 1. Brakes ...Jun 21, 2011 · 4 posts · Joined 2011. #1 · Jun 21, 2011. Okay first things first, 2004 Colorado, single cab. 110k miles. I have read a lot of the threads on here but my problem is a little different, so I figured I would see if someone knows anything! My truck basically won't start sometimes. I would say about once a month, I turn the key, engine makes the ... The problem is most common in model years 2004 through 2010 and 2012, and it shows up at an average mileage of 90,278. Repairs were estimated to cost between $65 and $112. The third biggest issue, reported by 123 people, is that the “CD player in radio may fail.”. Owners reported that their CDs wouldn’t play or eject. ….

The ground for the Hazard and Turn Signal switches is in a similar box on the fender wall in back of the air cleaner case. First try removing the mount bolt and cleaning the mating surfaces. Pull LIGHTLY on the wires to check for one broken inside the box. The box can be opened to check for corrosion inside. Like.The early model Colorados had thermostats that opened at 180°. GM later moved to 195° thermostats and discontinued production of the 180° thermostats. You got a 195° thermostat. The temperature gage was calibrated to read near the center or just below the center mark with the old thermostat.cart7881 said: As BigR said, there isn't a pcv valve in these engines. There is an orifice (2.5mm/0.098in) that controls the flow of vapor. The two hoses at the rear of the camshaft (valve) cover are for the PCV system. The hose that connects to the resonator is the "fresh air" (inlet) hose and the hose that connects to the intake is the "dirty ...I would suggest replacing the MAF Sensor in an effort to get rid of the P0102/P0113 codes. I'm not sure that problem would cause a reduced power though. The P0335/P0651 seem to point to a problem with the Crankshaft Position Sensor. A defect in the 5volt circuit there could cause a reduced power mode.Consumer. Write a Review. Lifestyle (6) View All Media. 2025. 2024. 2023. 2022. 2021. 2020. 2019. 2018. 2017. 2016. 2015. 2012. 2011. 2010. 2009. 2008. 2007. 2006. 2005. …If this is the case, the damage is already done. 2. Slapping Noise. A good indication that a timing belt has gone bad is going to be noise. There may be a sound of rubber beating against something. It’ll typically be a rough rattling sound, and it is often most noticeable right when you start up your Colorado. 3.engine problems NHTSA: 5. electrical problems NHTSA: 5. lights problems NHTSA: 2. seat belts / air bags problems NHTSA: 1. suspension problems NHTSA: 1. exterior accessories problems NHTSA: 1. The 2020 Chevrolet Colorado has 50 problems & defects reported by Colorado owners. The worst complaints are transmission, brakes problems.Save up to $7,593 on one of 8,542 used 2004 Chevrolet Colorado Crew Cabs near you. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools.4. Turn OFF the ignition, and wait 5 seconds . 5. Repeat steps 1 through 4 two more times for. a total of 3 cycles/30 minutes . The vehicle is. now ready to relearn the Passlock (TM) Sensor Data Code. and/or passwords on the next ignition switch transition. from OFF to CRANK.Mar 23, 2022 ... Customers complaint was that the truck would intermittently start. One mechanic had diagnose the car and ran a cable to the ignition switch ... Problems with 2004 chevy colorado, Problems associated with the Chevy Traverse include issues with the air conditioning and heating units, an inadequate defrost unit and an automatic change to reduced power mode, wh..., 2004; Print report. May 7: ... Worst 2006 Chevrolet Colorado Problems #1: Engine Misfires 2006 Colorado Average Cost to Fix: $1,500 Average Mileage: 65,000 mi. Learn More , Colorado 4-cyl. miles. 2004 Chevrolet Colorado. Consumer writes in regards to engine and ignition switch problems. The consumer stated on April 12, 2014, the vehicle shut off while driving 30 mph ... , A leak in the fuel vapor hose leading from the fuel tank to the intake will throw P0442 in your Colorado. Fuel Tank Pressure Sensor (If Equipped) If the fuel tank pressure sensor has gone bad, it can cause many problems, including the P0442 code. Not all vehicle’s have a fuel tank pressure sensor. You’ll need to verify if your Colorado has ..., Worst 2022 Chevrolet Colorado Problems #1: Leaking 2022 Colorado Average Cost to Fix: N/A Average Mileage: 11,000 mi. Learn More #2: Clunking In The Rear 2022 Colorado Average Cost to Fix: N/A ..., The average cost for a Colorado transmission fluid change is $170-$200 between materials and labor. In contrast, you need a 2004 Chevy Colorado transmission fluid change after every 30,000 miles. 2004 Chevy Colorado Transmission Fluid Problems: A vehicle with automatic transmission is a genuinely complicated hydraulic pressure …, Compare Chevrolet Colorado complaints, problems, & worst model years. There are 854 complaints on file for the Chevrolet Colorado. Add your complaint? Chevrolet Overview; Chevrolet » Colorado Overview ... 2004 ; Worst Model Year 2018 Chevrolet Colorado Worst Complaint shudder, vibration., 8.1. out of 10. edmunds TESTED. The Chevrolet Colorado is one of the best midsize pickups on sale. It stands out with its strong towing capability, easy-to-use controls, helpful technology ..., Compare Chevrolet Colorado complaints, problems, & worst model years. There are 854 complaints on file for the Chevrolet Colorado. ... 2004 ; Worst Model Year 2018 ... , Colorado 4WD 5-cyl. Drive side rear door on ext cab is lose and will not latch in turn make doors bounds when driveing down road. Plus tuck shack dealer said they all shack> nothing they can do ..., Please also check out the statistics and reliability analysis of the 2004 Chevrolet Colorado based on all problems reported for the 2004 Colorado. 1 Engine Shut Off Without Warning problem. Failure Date: 04/12/2014 2004 Chevrolet Colorado. Consumer writes in regards to engine and ignition switch problems. The consumer …, What are the best times to visit Colorado? We'll break it down by seasons and interests so you can pinpoint the best time for your trip. We may be compensated when you click on pro..., 4 posts · Joined 2011. #1 · Jun 21, 2011. Okay first things first, 2004 Colorado, single cab. 110k miles. I have read a lot of the threads on here but my problem is a little different, so I figured I would see if someone knows anything! My truck basically won't start sometimes. I would say about once a month, I turn the key, engine makes the ..., Around here that is about $125. There are companies that sell ECMs programmed to your VIN, I would bet some do BCMs also. Search the web and check Ebay. Corn Pop was a Bad Dude. Riley Last name. 2016 Colorado 4x4 CC SB V6 LT -- 2.5" AS level/lift w/diff drop. -- 265/70-17 Geolander GO15., 1 post · Joined 2020. #1 · Feb 6, 2020 (Edited) sent my 2004 chevy colorado to a garage 6 months ago. truck wouldnt stay running it starts then chokes out. the mechanic said head was bad so he replaced the head. problem not solved. he then said it wasnt getting fuel he changed fuel pump and filter. then he changed fuel pump relay. problem ..., A popular car modification is the stereo system. Replacing the stereo enables the car owner to add an aftermarket stereo with a number of features such as MP3 players, Bluetooth co..., Method 2: Fixing A Burn-Out Dash Light Bulb. Get into the front of the car and locate the dashboard. Lift the brake pedal, and you’ll find two bolts. Use a bolt screw to remove them. Once you remove the two screws, remove the …, cart7881 said: As BigR said, there isn't a pcv valve in these engines. There is an orifice (2.5mm/0.098in) that controls the flow of vapor. The two hoses at the rear of the camshaft (valve) cover are for the PCV system. The hose that connects to the resonator is the "fresh air" (inlet) hose and the hose that connects to the intake is the "dirty ..., I Won’t Fix This Chevy Colorado, DIY and car review with Scotty Kilmer. Chevy Colorado review. Chevy Colorado problems. Buying a GM made Chevy Colorado. Is t..., 2 posts · Joined 2014. #1 · Nov 24, 2014. I have a 2004 LS 3.5, with A/C, no OnStar. About 3 weeks ago my battery died after my truck sat for about 20 minutes, even though I didn't leave the headlights on or anthing like that. When I got a jump to drive home, I could hear electromagnetic interference through the speakers when I accelerated ..., Get ratings and reviews for the top 11 gutter guard companies in Chevy Chase, MD. Helping you find the best gutter guard companies for the job. Expert Advice On Improving Your Home..., 8331 posts · Joined 2016. #2 · May 18, 2020. A google link. who refurbishes GM Body Control Modules - Google Search. 2016 White Colorado LT 2WD Ext. Cab. 3.6L V6 6 Spd. Automatic with Dipstick, Pedal Commander, BakFlip G2 Tonneau, Elite CC, Tow Mirrors, Cargo Floor, DeeZee Bed Mat, (-) Airdam, Tow Hooks, Towing Starcraft AR One 18QB TT, 1955 ..., Home. Chevrolet Colorado. Used 2004 Chevrolet Colorado For Sale. Review. 2004 Chevy Colorado Review. Overview. Review. Features. +12. 191 Owner Reviews. 21 mpg. Combined MPG. $209..., Low or no transmission fluid is one of the most common reasons for a slipping transmission. Fear not, this is an easy fix. To check the fluid level, follow these steps: Park your Colorado on a level surface and apply the parking brake. Start the engine and allow it to reach operating temperature., 1) low efficiency bank 1. 2) no power at all, very sluggish if driving. 3) decent idle, but slightly rough at times. 4) noticeable misfire starting around 3k RPM if revved in park or neutral. 5) considerably quieter exhaust tone. sounds like a 4cyl now and half as loud as usual. 6) very poor fuel mileage and rich exhaust odor., 142,640. Forecasts. Recalls. Estimates. Q&A. Most Common Services. For your 2004 Chevrolet Colorado Crew Cab. Engine Diagnostics - Check Engine Light. …, For More Info visit us at: http://1aau.to/h/ctT/Here are the Top 5 Problems with the Chevy Colorado, the light pickup successor to the S-10! You can find the..., 2. Worn Valve Seat. Early model years of the first generation Chevy Colorado were prone to premature valve seat wear. This issue typically only affects the 2004 to 2006 model years equipped with either the 2.8-liter or 3.5-liter engine. It’s also a common problem on the GMC Canyon., One problem related to instrument panel has been reported for the 2004 Chevrolet Colorado. The most recently reported issues are listed below. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Chevrolet Colorado based on all problems reported for the 2004 Colorado., Mar 13, 2009 · Door locks window problems on Chevrolet Colorado and GMC Canyon pickups0. GM has issued a technical service bulletin (TSB) #PIT3164B to discuss a problem with door locks and power windows on 2004-09 Chevrolet Colorado pickups and 2004-09 GMC Canyon Pickups. The problem shows up as inoperative or intermittent door locks or power window operation. , Dash lights,guages fail. A weird thing happened last night to my 2004 Chevy Colorado that had never happened before,i started the truck and my instrument cluster and lights failed to work (gauges didn't work,nor did they light up),my radio and ac/heater panel did light up,i drove approx. 15 miles and pulled over fearing that I might have other ..., WIth this you will NOT have any anti-theft. Your security light will be on, unless you remove the LED like i did. 2006 Metallic Blue Colorado 7Z1: 3" SM keys, 2" rear shackels, 15% tinted windows, Kenwood KDC-X494 HU, Infinity Kappa 6.1 perfect all around. Infinity 475a amp, remote start/alarm., I have an '04 Colorado, with inline 5 cylinder engine, with a ton of miles, nearly 295, 000! I swapped the engine out a couple of years ago. I mainly just use the truck for local travel and use on our farm. A few days ago, my wife was driving it home from the farm when the transmission starting revving high trying to shift into 3rd gear.