advanced auto parts web site has the diagrams for the firring order for GMC Safari vans. firring order is 1,6,5,4,3,2
The firing order for 1993 GMC Safari 4.3 L engine is 1, 6, 5, 4, 3, 2. The number one cylinder is on the right side at the front as you face the engine.
1,6,5,4,3,2 same cpi engine as an s-10 blazer
gmc jimmy1989 firing order spark plugs
The firing order is 1-6-5-4-3-2 rotor turns clockwise.
The firing order is 18436572.
I have a 1992 GMC Safari Van 6 cylinder 4.3L I know that I real did it, but I real need help. if I could get a step by step or how it should go. wich go were an the number on the distributor cap an how the number go