Firing order for 1998 chevy 3500 7.4 - Sierra GMC Cars & Trucks

SOURCE: need firing order for a 1998 chevy malibu 3100 v6

The Firing order is 1-2-3-4-5-6. But the wires go on the coils in this order1-4-6-3-2-5

SOURCE: firing order for 1998 chevy blazer 4.3L motor

For the 1998 Chevy Blazer 4.3L V6:

Firing Order:
1-6-5-4-3-2

Cylinders:
......(back)......
|..6..|.......|..5..|
|..4..|.......|..3..|
|..2..|.......|..1..|
......(front)

Distributor Connections:
...........(back)
Coil-> o
6-----> o.......o <-----5
4-----> o.......o <-----1
2-----> o.......o <-----3
...........(front)

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SOURCE: need to know firing order

1 8 4 5 6 3 7 2, dist goes clockwise and the cylinders are labeled 1 3 5 7 on one side from front to rear and 2 4 6 8 on the other. The side that the cylinder head is most forward(toward the fan) is the lead cylinder(#1). I believe it is on the driver's side.

SOURCE: firing order diagram for 1998

The firing order is 1-3-4-2. Website: http://autorepair.about.com/library/firing_orders/bl-fo-4488.htm
hope this helped Bro Tim

SOURCE: i need a firing order

Hope this helps, thumbs up