Firing order is 1-3-4-2
firing order is 1,2,3,4,5,6
Knowing the firing order of a car's engine can help troubleshoot problems later on. The firing order for a 1993 GMC Sonoma 2.5L engine is 1-6-5-4-3-2.
I don't know if this will help but try this web page: http://autorepair.about.com/library/firing_orders/bl-fo-3162.htm Good luck. The firing order is 1, 4, 2, 3
Firing order is 1 6 5 4 3 2 in a clockwise direction
1, 6, 5, 4, 3, 2.
The firing order for a 1991 GMC Sonoma 4.3 liter v-6 is 165432. The number one plug is the first one facing you on the right and the last plug to fire is the first one facing you on the left. The rotor button spins counter clockwise.
gmc jimmy1989 firing order spark plugs
First, number the plugs one to four starting at the front and moving to the rear. The firing order is then 1 3 4 2.
The firing order is 18436572.