Questions & Answers for: check engine light yukon 2001

...quickly. My check engine light was on and when checked out I have been told it was the thermostate hose. Would this stall my vehicle? Thanks If it is a hose, you will have no coolant. That will do

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 ...

...top it off? I have the orange coolant, dex . Thanks. coolant doesnt evaporate out of the engine. it has to be going somewhere find a shop that can add some uv dye into your radiator and check for ...

...CHECK ENGINE LIGHT ON & RUNS FINE???? 2004 GMC Denali with 54,000 miles filled up with gas two days ago. Runs just like it did before the check engine light came on. What should I check; or do? ...

...check engine light isnt on, I would check with your local GM dealer to see if you have the old style fuel injectors in your vehicle, you will need the VIN. GM had problems with the early style ...

...check the head light relay int he engine compartment and the fuse to, if both these are OK then the switch is defective, the switch draws high amperage when operating the fog lamps and head lights. ...

check engine light with a P0300 random misfire code. If you are concerned about siezing, use a light coat of antisieze on the threads of the spark plugs. The book calls for 11 ft lbs but in my 20 plus

check engine light when cruising at high speed downhill after running for ~30 minutes. The engine preformance appears unchanged while the light is flashing. the mechanical pulled code for misfire from

...check engine light has not come on (knock on wood). Any ideas on what may be going on? This can be fuel pump related or just fuel filter related, spark plugs and injectors.  When engine is cold ...

...check engine oil pressure light comes on until I give it some gas then it goes away and tapping stops. What is this problem? Without hearing it, I can only guess. Collapsed lifter or loose connecting ...