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.
1342
1342
gmac05062013c
Firing order is 1-3-4-2
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.
firing order is 1,2,3,4,5,6
The firing order for the 1991 GMC Sonoma with a 4.3 V6 engine is 1-6-5-4-3-2. This means that the cylinders fire in that specific sequence, starting with cylinder 1. The cylinder arrangement is typically numbered from the front of the engine to the rear, with 1 on the driver's side front.
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.
Firing order is 1 6 5 4 3 2 in a clockwise direction
The GMC S-15 became the GMC Sonoma in 1991.
Whats the firing order
1, 6, 5, 4, 3, 2.