2005 GMC Sierra 2500HD 4WD "codes check" Questions

codes they are called). Might just be the electronics in the module that you press to turn it on, or it might be something mechanical underneath. Check the code first though i suggest and proceed from

...codes and a MAF (P0101) code. Make sure the MAF sensor is plugged in, and there are no leaks/ loose hoses between the air filter and the engine. You may have a vac leak at the intake also, but check ...

2001 gmc 6.6 diesel 2500hd,the problem wont rev 2001 gmc 6.6 diesel 2500hd,the problem wont rev over 2000rpm when eng light is on, put my code reader on no code found,but when i push erase to get the ...

...and checked all the coils. I've changed MAF sensor. Checked oxygen sensors and cats are good. OBD codes 102, 171, 174, 300, 327 and 1514. Codes 171, 174 and 327 have been there for months. The ...

2005 gmc 3500 with duramax,have code po181and engine seems to be run on half the cylinders. What causes this? code is for fuel temp sensor, see service bulletins for this vechicle , there was an ...

how do you reset a check engine light on a 2008 GMC 2500 HD Sierra Check engine light will go out when the management computer detects no more errors. Pull the codes and repair what they indicate.

truck rough starts sometimes what is it ?? Replace the fuel filter, check out the fuel line pressure. Check for hidden codes. Fuel pump may be bad. Common GMC problem. Pump is located in the fuel tank

i have a p0054 code, i have changed the rear o2 sensor left bank, i have checked the o2 sensor fuse, i'm not sure what to try next The code that was set is not telling you the o2 is bad,it is telling ...

how to reset the check engine light for my gmc 2500 sierra heavy duty pick up truck hey can u help me 2 How to turn off the check engine light for my 2000 vw golf 2.0 automatic ,,,,thanks each car ...

2002 GMC 2500HD 8.1L While driving today (speed 40mph) my truck died, no power to the engine, it shut off. Pulled to the side of the road waited for 5 min. and it started up. This happened two days ...