GMC Sierra Engine Misfire

Browse GMC Sierra Engine Misfire questions and answers. Choose a question that matches your symptoms.

47 discussions

When Accelerating It Chugs And Backfires

2013 GMC SIERRA
Good Morning. I Have A Fuel Issue I Believe In My Truck Listed Above. It Idles Fine At Start Up. Under Acceleration It Chugs And Backfires...
1 ANSWER
Asked by Thecodyo

2009 GMC Sierra Cylinder 8 Misfire

2009 GMC SIERRA
I Have Had A Cylinder 8 Misfire On My Truck For A Moth And Have Replaced The Spark Plug, Wire, Ignition Coil, Fuel Injector And Have Done...
3 ANSWERS
Asked by Lax4life

Misfire?

2008 GMC SIERRA
I Was Told This Could Be A Dod Problem, But I Don't Believe It Is Because There's No Lifter Ticking. I Pulled The Plug Wires Off One...
1 ANSWER
Asked by Kj@tripower

Passenger Rear Tire Is Skipping Or Dragging...

2006 GMC SIERRA
Okay First Question My Passenger Rear Tire Is Skipping Or Dragging When Making A Right Turn At A Very Low Speed. I Put The Rear Axle Up It...
17 ANSWERS
Asked by lortega957@yahoo.com

Vehicle Misfiring

2004 GMC SIERRA
2004 Gmc 5.3 Misfireing Cyl 1/3/5/7 Smail Like Eggs
1 ANSWER
Asked by penny2006

2003 GMC Sierra Missing

2003 GMC SIERRA
First Starts Run Fine After A Min. Or Two Starts Missing Reads Multipe Misses. New Plugs & Fuel Filter No Help
1 ANSWER
Asked by OM

Multiple Misfire

2002 GMC SIERRA
Okay, So I Did A Head Job I Actually Put Ls1 Heads On My Lq4 With All New Plugs, Wires, Fuel Injectors, Ls1 Intake Manifold, Msd D585 Coil...
1 ANSWER
Asked by Freddifred

My Truck Miss Fires, When I Slow Down It Dies But Will...

2002 GMC SIERRA
My Truck Miss Fires, When I Slow Down It Dies But Will Start Rite Back Up, Rides Really Rough Kinda Acts Like It Running Out Of Gas.
1 ANSWER
Asked by Anonymous

2002 GMC Sierra Engine Is Missing

2002 GMC SIERRA
Stock 6.0 Liter Is Missing, Will Occasionally Die At Slow Speeds (generally Left Turns, Parking, U-turns Etc.) Spark Plugs And Wires Have...
3 ANSWERS
Asked by gdoaks

2002 GMC Sierra Misfire

2002 GMC SIERRA
I Have A 2002 Gmc Sierra 1500 5.3l And The #1,and#7 Cylinders Are Misfiring And I Have Changed The Fuel Filter,ignition Coils,spark Plugs...
1 ANSWER
Asked by tgaona

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BackfireBuckBurning OilClickCompressionCoolant In OilDamagedGasHard to StartHesitateIdle ErraticIdle HighIdle LowIdle RoughKnockLeanLocked UpLow PowerMisfireNoiseNot Cranking OverNot RunningOil LeakOverheatPoor MileageRevs UpRichRoarRuns ColdRuns HotRuns RoughShakesSmellSputterStall While DrivingStall at IdleSurgeVacuum LeakVibrationWill not shut offWorn

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