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Answer... 1,3,5,2,4,6
18436572
1-8-4-3-6-5-7-2
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.
1-8-4-3-6-5-7-2
Size engine would help.
My 93' vandura has a 5.7 liter 350cubic inch engine.
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.
There is not one.
hydromatic 400
gmc jimmy1989 firing order spark plugs
1 - 8 - 4 - 3 - 6 - 5 - 7 - 2