How to remove the supercharger belt on a Pontiac Grand Prix?
The supercharger belt must be removed first on GM 3800 Series II engines equipped with the Eaton M90 Supercharger. If you have a naturally aspirated GM 3800 Series II engine (L36), skip down past the next block of text. To remove the supercharger belt, place the 15mm socket and long handled wrench on the supercharger tensioner pulley.
How do you remove a tensioner pulley on a Pontiac Grand Prix?
The pulley’s bolt is reverse threaded so to the left is tighten and to the right is loosen. After loosening the tensioner pulley’s bolt, it will come off with a large metal washer attached. The 3″ smooth tensioner pulley itself can be removed by gently rocking it while pulling it away from the engine.
When to replace the idler pulley on a Pontiac Grand Prix?
This “how to” automotive repair guide was specifically written to assist owners of the 6th generation (1997, 1998, 1999, 2000, 2001, 2002 & 2003) General Motors Pontiac Grand Prix GTP in replacing a tensioner pulley and idler pulley. Owners of other GM cars with engines similar to the 3800 Series II 3.8L V6 may also find the guide to be useful.
What’s the torque on a GM Pontiac Grand Prix?
Torque it down to about 50 Nm or 37 lb ft with a torque wrench. I tightened the bolt snugly and then turned the wrench another 1/8 to 1/4 turn.
The supercharger belt must be removed first on GM 3800 Series II engines equipped with the Eaton M90 Supercharger. If you have a naturally aspirated GM 3800 Series II engine (L36), skip down past the next block of text. To remove the supercharger belt, place the 15mm socket and long handled wrench on the supercharger tensioner pulley.
Where is the tensioner on a Pontiac Grand Prix?
Place the 15mm socket and long handled wrench on the supercharger tensioner pulley (just below the SC pulley and towards the front of the car) with the other hand. Push the wrench towards the front of car to relieve the tension on the belt. Slip the SC belt over the SC pulley. Double check the routing and fit of the belts.
This “how to” automotive repair guide was specifically written to assist owners of the 6th generation (1997, 1998, 1999, 2000, 2001, 2002 & 2003) General Motors Pontiac Grand Prix GTP in replacing a tensioner pulley and idler pulley. Owners of other GM cars with engines similar to the 3800 Series II 3.8L V6 may also find the guide to be useful.
How to relieve tension on the serpentine belt?
To relieve the tension on the serpentine belt, push the long handled wrench towards the rear of the car and then pull the serpentine belt off the alternator. Then pull the serpentine belt off the power steering pump, the tensioner, the water pump, the crank shaft, and the air conditioning pulley.
How big is the supercharger on a GTP?
Then locate the snout of your Eaton M90 or M112 supercharger and the belt that goes around the pulley. The stock pulley on a Pontiac Grand Prix GTP is 3.8″. By putting on a smaller pulley you can force the supercharger to spin faster and produce more boost and hp. The stock boost rating of my M90 is 6 lbs (pounds).
How to change the oil on a Grand Prix GTP?
Also remove the engine oil crankcase filler cap. Then locate the snout of your Eaton M90 or M112 supercharger and the belt that goes around the pulley. The stock pulley on a Pontiac Grand Prix GTP is 3.8″. By putting on a smaller pulley you can force the supercharger to spin faster and produce more boost and hp.
Then locate the snout of your Eaton M90 or M112 supercharger and the belt that goes around the pulley. The stock pulley on a Pontiac Grand Prix GTP is 3.8″. By putting on a smaller pulley you can force the supercharger to spin faster and produce more boost and hp. The stock boost rating of my M90 is 6 lbs (pounds).
Also remove the engine oil crankcase filler cap. Then locate the snout of your Eaton M90 or M112 supercharger and the belt that goes around the pulley. The stock pulley on a Pontiac Grand Prix GTP is 3.8″. By putting on a smaller pulley you can force the supercharger to spin faster and produce more boost and hp.
How to change the oil on an Eaton supercharger?
The first step to changing the supercharger oil is to remove the engine cover by unscrewing the bolt just above the “3800 Series II Supercharged” text on the cover. Also remove the engine oil crankcase filler cap. Then locate the snout of your Eaton M90 or M112 supercharger and the belt that goes around the pulley.
What kind of engine does Pontiac Grand Prix GTP have?
Owners of the supercharged Nissan Frontier SC and the Xterra SC, or certain Chevy, GMC, and Hummer SUV with blowers may also find this guide helpful. To the right you’ll see my 2001 GM Pontiac Grand Prix GTP with a 3.8 Liter Eaton M90 Supercharged 3800 Series II V6 engine.
Where is the tensioner pulley on a Pontiac Grand Prix?
The supercharger tensioner pulley is located near the front of the car right behind a black 3″ grooved idler pulley. Then push the wrench towards the front of the car to relieve the tension on the belt.
What kind of spark plugs does a Pontiac Grand Prix use?
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