Questions & Answers for: gmc envoy check engine code

...time 2003 gmc envoy xl engine cooling fan running all of the time. check engine light came on I purchased a code reader and the code shows po495 engine cooling fan running too high the fan relay is ...

...GMC ENVOY your check engine light is to notify you of an emission problem. your local autoparts dealer will most often check your code for free. Try opening and then closing the gas cap. This ...

...GMC ENVOY SHAKES ESPECIALLY WHEN STOPPED AND RUNNING IT SEEMS TO BE SOMETHING WITH THE ENGINE (NOT THE BRAKES OR TIRES.) IT JERKS UNCONTROLLABLY...please help Is the service engine light on? If so, ...

...GMC ENVOY 4.2 6CYL HAS STALLED IN REV-PARK-DRIVE HAS DIED IN REV PARK AND DRIVE CHECKED FUEL PRESSURE READING 55 PSI KEY ON 62 ENGINE ON. HAS BEEN HOOKED UP TO COMPUTER, NOT READING ANY CODES. NO ...

what is a P0105 check engine code for a 2003 gmc ENVOY OBD2 engine code PO105 is Manifold Absolute Pressure/Barometric Pressure Circuit Malfunction

...GMC Envoy and the cruise control not working now. Worked before Most times when this happens with Envoys and Trailblazers, your PCM or computer is storing a check engine code, which will disable ...

gmc envoy 5.3L what could 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

...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

...check engine light is on in my 2008 GMC SIERRA 1500 pickup with 5.3 V8 I have 2 fault codes, PO449 & PO455. I tried removing battery cable no help. Can anyone steer me in righ direction. Thanks First ...

...gmc Yukon? it also has a po455 code could either of these make the ac suddenly stop working? Po455 code means a large evap leak. This will not make your ac not work. I don't know what c2725 is for. ...