1986 GMC Sierra breaks up and loss of power when call for power

Asked by Dec 31, 2016 at 05:21 AM about the 1986 GMC C/K 1500 Series K1500 LB 4WD

Question type: Maintenance & Repair

I adjusted the timing based off of cylinder number one being on top dead
center. I inspected the distributor gear it was ok.  New spark plugs new spark
plug wires new fuel filter new distributor cap and rotor.

2 Answers


You have a carburetor correct?

Yes the truck sat since 2003

Your Answer

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