1999 Lincoln Town Car "check engine light 2004 gmc" Questions

...check engine light indicated a rear oxygen sensor. I replaced it and the light came back on replaced it again and the light came back on.I brought my 2004 GMC canyon to a dealer.and they have not ...

panel on my 2004 GMC ENVOY You need to go to a auto parts store like Autozone, they will read the fault codes for free and provide you with a printout of the reason for the check engine light being on

why does my check engine light blink at 65 mph on my 2004 gmc 2500 A flashing or blinking check engine light means there is a severe engine misfire that could damage the catalytic converter's .

engine light on - veh. will only go 60km/h then dies - computor check claims maf - changed but change in veh. PLease have the battery checked and if that checks out ok I would lean towards a O2 sensor

check engine light 2004 GMC Yukon Local garage diagnosis misfiring .Changed all spark plugs and wires , still misfiring.The mechanic suggested a fuel injector cleaner, still nothing.Any suggestions ...

...check engine light on, it onlt has 35000 kms and is one owner stock. 35000 kls?????? 2004!! one old lady driver as well??? been there and done that meself?? try looking at ignishion fults (coils / ...

...engine light keeps coming on, the codes pulled say banks 1&2 are burning lean. any suggestions? It has 82,000 miles Check for vacuum leaks, especially the intake gaskets. Does it run rough on a cold ...

...engine light is always on. I have taken it in to a few places and even had my brother check it out. I also have a code reader. I have never had a problem with it. When we hook up the code reader it ...

...check engine light comes on if i go over 55 it starts to stall you need to have the computer scanned for codes .check the fuel pressure at 55 mph.check the exhaust for restiction,bent,clogged ...

light turned green, hit the gas and car didn't move. Restarted engine and it worked. Any light's lit on the instrument cluster ? Reduced engine power - check engine light - yellow wrench symbol etc..