Questions & Answers for: 2003 gmc envoy diagnostic code

...2003 envoy does not have power when stepping on the gas. It sounds like it is starving for gas. Filters are all clean connect to a diagnostic computer and see what codes it gives you! it might be ...

...engine light on 2003 GMC Envoy has a problem with the gas tank. The plastic tank cracks at the filler neck inlet, causing some gas leakage and code P0440. GMC replaces gas tanks for free (up to

...be the problem have gmc envoy 2003 with 5.3L CHECK Engine lights on reading codes p1133 po171 po175 po300 what could be the problem Intake manifold gasket leaking.Replace the intake manifold

...gmc jimmy. After service light came on, I had codes read. I had a smoke test done, lines were bad. I replaced them, had code cleared and light is back on!! Code is p1441. Any ideas or su Need help ...

...code and put a knew gas cap on and when I refueled my envoy the service engine soon light came back on and its the same code! Also after I refuel the vehicle does not want to start unless I pump the ...

...envoy radio is locked what to do. My 2003 GMC envoy has a locked radio.. how can I resolve this contact suppling dealer if you know who that is ,or any dealer should be able to get you the radio ...

...Description and Repair Information ' Engine-Codes. Engine- ... 2000-2008 GMC Yukon XL ... 2002 Chevrolet Blazer P0300 Misfire Diagnostics ... 2008 GMC ENVOY Engine And Engine Cooling:engine

...2003 GMC Envoy sometimes shuts off while driving When driving sometimes when I accelerate my car sometimes stalls and shuts off or wants too. Envoy cutting off - 2004 GMC Envoy - RepairPal ...

2003 buick lesabre code p0131 p0300 p0440 p1441 p1811 missing bad in cyc#5 my thought intake leak intake manifold?? what do you think Error Code P1441 is defined as EVAP System Flow During Non-Purge ...

2003 GMC Envoy. I have a different radio in it. My front door speakers work but my back rear door speakers don't work. What could that mean? That is always a problem with Mix and Match. Check wiring ...