1990 GMC Other Repair Question
Topics covered: Engine, Firing order, Mechanic.
Mileage: No information provided.
Mileage: No information provided.
Asked on August 26, 2008
1990 Other GMC Models Firing order
My husband pulled the wires and plugs on my GMC Suburban (1990). He got the plugs replaced but I need the firing order and help to put the wires back in the correct order.
Asked by KROJAS