GMC Sonoma Engine
Browse GMC Sonoma Engine questions and answers. Choose a question that matches your symptoms.
352 discussions
I Have Loss Of Power
When I Experience Loss Of Power, If I Smack The Dash Just Passenger Side Of Center, It Will Correct Itself For A While. It Was By Accident I...
Asked by Gabriel Lane
Bad Idle Speed
I Asked A Question About A Problem I Have With My Truck: Gmc Sonoma 1991 4.3l 4x2, Low Idle Speed, I Received A Quick Response From You...
Asked by JoseMLopez
Engine Swap
Will The Engine And Brain From A 93 Chevy Si0 Blazer Change Out With One In A 91 Gmc Sanoma?
Asked by gmcboi83
1991 GMC Sonoma Intermittent Starting Trouble
4.3l 6 Cylinder Auto. At Times The Car Starts On 2 Tries (short Bursts Then Starter Disengages). Other Times It May Take 6 -12 Tries....
Asked by netonline
1991 GMC Sonoma Engine Oil
I Have A Gmc Sonoma 1991 4x2 4.3l, V6. I Changed The Engine Few Years Ago, But "new" Engine Has 120000 Miles Already. Is Working Fine, I...
Asked by Miguel Lopez
1991 GMC Sonoma High Idle
It Has A Random High Idle When Clutch Is Depressed And Or Shifted Into Neutral And Clutch Released Only Does It Occasionally And Doesnt Last...
Asked by cadillacshane
1991 GMC Sonoma Temerature Sending Unit
I Have A 1991 Gmc Sonoma 4.3l The Truck Is Hard To Start Of The Morning. After About 15 Sec Run Time, The Truck Begins To Flood/ses Light...
Asked by hannahdad210
1991 GMC Sonoma LEAN FUEL MIXTURE
My Truck Is Hard To Start. After Three Tries, It Will Start. I Can Drive It About 5 Miles, Then The Check Engine Light Comes On For Lean...
Asked by jrboobear29
1991 GMC Sonoma Idle
When I Start My Truck Up It Idles Kind Of High And Then After Bout 30 Seconds Will Die If You Don't Hit The Gas
Asked by ham10
1991 GMC Sonoma Leaks
I Have Oil Leak At Rear Of Engine. Oil Leaves A Puddle After Truck Is Parked A Few Minutes. Is There A Seal At Rear Of Engine That Would...
Asked by 120950
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