GMC C1500 ENGINE IDLE HIGH

Found 4 results

1986 GMC C1500 High Idle

I Put A 350ci Engine From A 1986 Blazer In A 1986 (11/1985) 2 Wheel Drive Heavy Half. I Have A High Idle Problem, Think It's The Carborator...

Asked by David1924 ·

1 ANSWER

1986

Vacuum Leak Test and Repair

VIDEO

Vacuum Leak Test and Repair

Instructional repair video

Vacuum Leak

Discover the essentials of identifying and repairing vacuum leaks in your vehicle's engine with this comprehensive guide. Improve your car's performance and fuel...

My Engine Is Idling Too Fast?

Engine Idles At 600 Rpm When Cold But As The Engine Gets Hotter The High Idle Increases To About 1500 Rpm. A Related Problem May Be That The...

Asked by camman ·

18 ANSWERS

2 IMAGES

2000

88 GMC SIERRA 1500, 90K MILES

A Mechanic Said My Truck Was Idling High. My Question Is, How Can I Adjust This? Can I Do It Myself Or Do I Have To Go To A Shop? I'd...

Asked by 88GMC1500 ·

1 ANSWER

High Idle In Park And Neutral

Just Purchased The Truck Listed Above With A 305, Engine Idles High In Park And Neutral. Normal Idle When In Drive And Reverse. I Have Not...

Asked by Benomi84 ·

3 ANSWERS

1988

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