K 3500 Truck 4WD V8-393 6.5L DSL Turbo (1993)
![background image](/gmc/k_3500_truck_4wd/v8-393_6.5l_dsl_turbo/Page-252001.png)
Firing Order: Specifications
Ignition Firing Order
Firing Order .................................................................................................................................................................................................. 1-8-7-2-6-5-4-3