Questions & Answers for: 2004 gmc yukon check engine

...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 When my check engine ...

2004 GMC Yukon. The engine light keeps I have a 2004 GMC Yukon. The 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

2004 GMC Yukon XL code PO449 Code po449 is the canister vent valve solenoid error.This is a common problem with these valves because they are under the truck in the rear by the spare tire and they get

...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? Should I be concerned? Go to an Advance or ...

2004 GMC Yukon with 4.8L engine; oil pressure gauge pegs to the right; replaced sender; "tire pressure low" light stays on.? check your spare tire for proper inflation its tripped me up before

...2004 GMC Yukon Denali with the 6.0l it started running ruff and has a severe lack of power the check engine light came on once it started getting worse p0300 (i believe that's it random misfire ...

GMC Yukon Denali - stability system came on cluster along TPS, Engine Check and wont start. Everything works fine beside it wont crank up or start engine. Battery has lot of voltages. It happened when

...2004 YUKON DENALI AFTER ONE HOUR DRIVE SHUT OFF THE TRUCK AND WHEN I STARTED UP 30 MIN LATER THE REDUCED POWER MESSAGE CAME ON AND IT DIED. CHECK ENGINE LIGHT AND TC LIGHT CAME ON. throttle position ...

start have new battery 2004 Gmc Yukon will not start the Dash lights stay and so does radio stays on got new battery and still won't start does the engine turn over? have you checked the starter motor

...Sounds like the transmission is gone, unfortunately. Had to replace transmission in my 07 Denali. Was driving and it just stopped