1990 Buick Rivera spark plug firing order? - 1990 Buick Riviera

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1990 Buick riviera spark plug firing order

3 3 6 VIN Firing Order Oldsmobile Buick Ricks Free Auto Repair Advice

go google and type in ---firing order for buick engines-- there will be diagrams and rotation direction for the firing order
books seldom have it wrong mostly it is the person doing the job that has the distributor in the wrong place or is wiring 180 degrees out

theres no distributor and the firing order for your 3.8 is 1-6-5-4-3-2-the following link shows the coil pack
Buick General Motor 3800 V6 Engine Firing Order DIS IDI ignition timing 3.8 Buick Engine Coil Pack Firing Order Spark Plug Wire Location Which way do the spark plug wires go on & what cylinder is what?
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For the Buick V6 231 3.8 liter turbocharged engine:
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Answers!
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Firing order:
1 - 6 - 5 - 4 - 3 - 2.
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Spark plug wire location on coil pack:
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Closest to the back of the car, left to right: 1 - 5 - 3.
Closest to the front of the car, left to right: 4 - 2 - 6.
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Spark plug wire location on engine:
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drivers side, front to back of car: 1 - 3 - 5.
passenger side, front to back of car: 2 - 4 - 6.
.----and this link shows the coil pack to cylinders
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3 8 Buick Turbo Engine Coil Pack Firing Order Spark Plug Wire Location

Check your firing order make sure your wires are all on right

Spark at the spark plugs.

For the 1990 Buick LeSabre 3.8L V6:

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

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

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

Let me know if this helped, or if you have additional information questions. Feel Free to contact me at FixYa.com!

Firing Order: 3.8L:
1-6-5-4-3-2

Cylinders:
(back of engine)
2------4------6
1------3------5
(front of engine)

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

Crank posistion sensor. It's behind the pulley off the snout of the engine

1 3 4 2