TRUCK HAS ISSUE WITH FLUCTUATING IDLE

1987 GMC Sierra

Tiny

Jacob844

November, 17, 2012 AT 12:51 PM

Truck has issue with fluctuating idle. Standard shift (4 spd Muncy). I have replaced and or rebuild all the components attached to the manifold including all plastic vacuum lines. What is the cause of the fluctuating idle?

FOUND 14708 RELATED QUESTIONS

Wiring Issue?

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1 Answer

Tiny

ASEMaster6371

November, 18, 2012 AT 4:40 AM

What motor and what have you done?

Roy

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