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Runs Rough
GMC SIERRA ENGINE RUNS ROUGH
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1997 GMC Sierra Rough Running & Black Exhaust
Our Gmc Is Running Rough And When You Accelerate Quickly It Spews Black Exhaust. Also The Service Engine Soon Light Is On. The O2 Sensors...
Asked by
gimc2010
·
1 ANSWER
1997
GMC SIERRA
VIDEO
How to Read Codes
Instructional repair video
GUIDE
Spark Plug Replacement
A spark plug is a vital part of the engine's ignition system and is responsible for starting the combustion process. As a part of an engine tune up, spark plugs should ...
Why Is It Running Really Rough?
Was Running Great One Day The I Put New Plugs In It Was Still Running Great It Was Almost On E So I Stoped At A Gas Station And Put About 5...
Asked by
CjCoolCharles
·
3 ANSWERS
1998
GMC SIERRA
2001 GMC Sierra Ruff At Idle
When The Engine Is Idling It Misses ( Runs Ruff).
Asked by
haroldbyrd
·
2 ANSWERS
2001
GMC SIERRA
1999 GMC Sierra Fuel Delivery Problem?
The Engine Runs Rough At Low Rpm Say Up To Around 2000. Then It Smooths Out Somewhat. The Fuel Pump Makes A Higher Pitched Whine Than The...
Asked by
brucevos
·
1 ANSWER
1999
GMC SIERRA
VIDEO
How to Read Codes
Instructional repair video
1999 GMC Sierra, Running Problem
This Is A 1999 K1500 4.8 Liter. This Truck Was Towed In After Sitting For Over A Year. The Fuel Pump Was Bad, So Installed New Pump And...
Asked by
pchefsonya
·
3 ANSWERS
1999
GMC SIERRA
01 Gmc Motor Swap No Power
I Swap Motors Now It Runs Rough And Bout 30 When Ped On Floor What To Do
Asked by
welder6713
·
1 ANSWER
2001
GMC SIERRA
GUIDE
Fuel Injector Replacement
Part of the fuel injection system a fuel injector is reasonable for allowing fuel to enter the engine which is controlled by the car's computer. Various sensors provide...
Diagnostic
What Does A Diagnostic Test Result Of "fuel To Rich" Mean? How Do We Fix The Problem? We've Changed Plugs, Wires, Distributor But The...
Asked by
Ttanya1997
·
1 ANSWER
1996
GMC SIERRA
Poor Performance
Truck Runs Bad And Using Up All The Gas ( About 2-4 Mpg). Ran Okay When Purchased But It Sat For Nine Years So Now Everything Has Been Going...
Asked by
AWR
·
1 ANSWER
1978
GMC SIERRA
Acts Like Old Car With Points Bucking
Gmc Sierra 1997 4.3 -- Found 1 And 3 Plug Wires Crossed. Now It Has A Miss How Do I Isolate The Miss. Engine Was Running Rough Bucking Etc...
Asked by
lylebus
·
1 ANSWER
1997
GMC SIERRA
Starts And Wont Stay Running If It Does Stay...
Starts And Wont Stay Running If It Does Stay Running It Sounds Like Terrible
Asked by
kenney1423
·
4 ANSWERS
4 IMAGES
1996
GMC SIERRA
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