1987 Pontiac Bonneville 3.8 liter V-6 VIN "3"
Identifying Ignition Types I and II
On Type I coil packs, three twin tower ignition coils are combined into a single coil pack unit.
On Type II coil packs, the coils can be replaced separately and the ignition wires are all on the same side of the coil pack.
With Type I Ignition 
With Type II Ignition diagram for 3.8 firing order - zjlimited_326.gifsrc="/uploads/images/zjlimited_326.gif" alt="zjlimited_326.gif" class="h_mi" />
Hope this helps.
The firing order is:-
SOURCE: firing order diagram for 1998 3.1
the firing order is, 1-2-3-4-5-6. coils from left to right are: 5-2-3-6-4-1. number 1 cylinder is in back under alternator or next to it.
SOURCE: i need a firing order diagram for a 1998
The firing order is 1-2-3-4-5-6
The cylinder #
From the firewall, passenger to dives side 1-3-5
From the radiator, passenger to drivers side 2-4-6
On the coil pack from passenger to drivers side
5-2-3-6-4-1
Good luck and keep me posted, be glad to answer any other questions you may have.
SOURCE: diagram on engine block firing order and diagram
Here is the firing order diagram for that engine and vehicle.
SOURCE: I need a diagram for the firing order on a 2000
there are 2 V6's both diagrams are the same.
SOURCE: firing order diagram for ford f150 I need to see
FIRING ORDERS
NOTE: To avoid confusion, replace spark plug wires one at a time.
Fig. 1: 5.8L engine Firing order: 1-3-7-2-6-5-4-8 Distributor rotation: Counterclockwise
Fig. 2: 4.9L engineFiring order: 1-5-3-6-2-4Distributor rotation: Clockwise
Fig. 3: 5.0L and 7.5L enginesFiring order: 1-5-4-2-6-3-7-8Distributor rotation: Counterclockwise
Fig. 4: 6.9L and 7.3L Diesel enginesInjection order: 1-2-7-3-4-5-6-8
Source: spark plug wiring diagram for 98 tahoe
ledsled378
2926 Solutions
July 24, 2010
..............................
Source: Need diagram for spark plug wiring for 1997 Chevy
Testimonial: "Thank you for your prompt response. Saved my husband from some distress!"
Was this solution helpful?
Yes
No
Dennis Weid.
44272 Solutions
September 16, 2008
1,634 views
Usually answered in minutes!
×