When to reset the computer in a 2005 GMC?

If a warning or service light illuminates on the instrument panel in your ’05 GMC, have the vehicle looked at and serviced by a qualified mechanic. After the vehicle has been repaired, you or your mechanic must reset the computer so that the light (s) on the instrument panel will shut off.

Why does my GMC engine start but not run?

Repair guides and support for cars, trucks, and SUVs manufactured by GMC. Answered! View the answer I have this problem too Is this a good question? An engine will start but not run when the fuel runs out .

What are the most common problems with a GMC Sierra?

Another 258 people reported the second-biggest issue where heating and air conditioning temperature and air delivery mode door actuators may fail. If one or more delivery mode door actuators fail, the HVAC system may not produce correct temperatures or air delivery. The HVAC system stores fault codes, which help with diagnosis.

What’s the average number of miles on a GMC Sierra?

The issue appears on average around 147,713 miles. The diagnosis of the problem runs between $88 and $111. Another 258 people reported the second-biggest issue where heating and air conditioning temperature and air delivery mode door actuators may fail.

What are the most common GMC truck problems?

One of the most common 2007-2013 GMC and Chevy truck problems owners experience is excessive oil consumption. This problem led vehicle buyers to launch a class-action lawsuit against GM, which alleged 2010-2013 vehicles with Generation IV 5.3 Liter V8 Vortec 5300 engines were defective.

What was the problem with my GMC Sierra?

Injector for Cyl 8 replaced. Engine light had come on three times in 2 weeks but issue not resolved until third time in to check it and at that time a Head Office GM specialist of some kind happened to be there and determined the issue was an injector. Truck ran fine before the work.

Why did my GMC Yukon Denali shut down?

The contact owns a 2003 GMC Yukon denali. While driving at approximately 65 mph, the engine shut down completely with no prior warning. The contact was able to get the vehicle to the side of the road and had it towed to an authorized dealership. The dealer stated that although not certain, the fuel tank could have caused the failure.

Why does my GMC air conditioner stop working?

For about 5 miles the A/C worked normally till we hit a R/R and the bump made it stop blowing cold air and he was finally convinced. Back to the shop and 30 min later they found the problem. Turned out to be the low pressure switch, (under hood on bottom of small tank) it was corroded and causing a loss of electrical contact.

Is there a c0327 code on my Sierra 1500?

I have a 2004 Sierra 1500 4wd and I am having problems with the 4wd. It’s throwing a c0327 code. I bought this truck with the problem and I can’t figure it out.

Where is the ECU fuse on a 2005 GMC?

Locate the fuse panel cover on the underside of the driver’s side dashboard. Pull down on it with your fingers to open it. Look at the diagram on the fuse panel cover and locate the Electronic Control Unit (ECU) fuse. Take the fuse puller out of the panel and pull out this fuse.

Is there an encoder sensor on a shift motor?

I searched that code and I keep coming up with people talking about a encoder motor sensor check out this video https://www.youtube.com/watch?v=pXa61y5pqz8 Thank you for the video. I tried replacing the encoder sensor nothing happened so I bought the whole shift motor and still.

How to fix a PRNDL light on a GMC Truck?

To fix this problem, remove the cluster from the vehicle. Then remove the instrument cluster housings, see the most current repair information for the vehicle you are working on. . Inspect the PC solder joints (circled area) carefully with a magnifying glass. Lookin for cracks in the solder at the top or bottom.

What to do if your GMC Truck wont start?

No relearn is necessary. In this situation, the vehicle will start and run with no problem. If the vehicle won’t start, check your scan tool for a VTD (Vehicle Theft Deterrent) Fail-Enable Mode trouble code, or if the security light on the dash is illuminated.

What does an error code on a GMC mean?

The computer on your GMC vehicle generates and stores error codes. An error code does not always mean that something is wrong with your vehicle. Error codes are generated when regular maintenance is required.

How does the BCM work on a GMC Truck?

In order for the vehicle to start, the BCM (as well as the Passkey module in other vehicles) must identify the resistor pellet in the key, then the BCM sends a password to the PCM. If this password matches the password stored in the PCM, the system enables fuel delivery.

Is there a way to reset the engine control module?

There are a few ways to reset your Engine control modules. One way is by disconnecting the battery cable for 2 to 3 minutes and waiting to see if the check engine light comes back on upon reconnecting the battery and start the car.

Who is the owner of the 2004 GMC Yukon?

2004 GMC Yukon Denali/Yukon XL Denali Owner ManualM GENERAL MOTORS, GM, the GM Emblem, GMC, the GMC Truck Emblem and the names YUKON and DENALI are registered trademarks of General Motors Corporation. This manual includes the latest information at the time it was printed. We reserve the right to make changes after that time without further notice.

How do you reset the computer on a GMC?

This scan tool can be purchased from most auto parts stores and is required to reset the vehicle’s computer. Open the door on your GMC vehicle and locate the port to the left of the fuse panel. Plug the electrical connector from the OBD scan tool into the OBD port. Turn the ignition key to the “II” position.

How long does it take to turn off a GM security light?

Leave the key in the “ON” position for approximately 11 minutes. The security light will be steady on or flashing for the 11-minute period. Do not proceed to Step 2 until the security light turns off or stops flashing. 2. Turn the ignition switch to the “OFF” position for 30 seconds. 3.