gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Ignition Timing > < Engine, A/T - Shift/Driveability Concerns/MIL ON|Page 1730
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Firing Order: Specifications
Ignition Firing Order

Firing Order ..................................................................................................................................................................................................  1-8-7-2-6-5-4-3

Ignition Timing > < Engine, A/T - Shift/Driveability Concerns/MIL ON|Page 1730