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.
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.
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.
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.
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.
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.
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.
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.
Can a bad belt tensioner cause a car to break?
In more severe instances, a bad tensioner pulley can cause the drive belt to break. Since the belt tensioner keeps the proper spinning of the drive belts in the car’s engine, certain components or accessories may fail to operate if there’s a problem with the tensioner.
Why is my idler pulley on my GTP not working?
A few days ago the serpentine or “accessory” belt in my 2001 Pontiac Grand Prix GTP tore itself apart after some spirited driving. While replacing the Serpentine Belt and the Supercharger Belt, I noticed that a tensioner pulley and an idler pulley didn’t spin easily due to their bearings being worn out.
Where is the idler pulley on a Pontiac Grand Prix?
The larger 3.5″ smooth supercharger idler pulley is located just above the crank shaft pulley (lowest & largest) and slightly closer to the front of the car. To remove the 3.5″ SC idler pulley, place the 15mm socket and long handled wrench on the pulley’s bolt.
A few days ago the serpentine or “accessory” belt in my 2001 Pontiac Grand Prix GTP tore itself apart after some spirited driving. While replacing the Serpentine Belt and the Supercharger Belt, I noticed that a tensioner pulley and an idler pulley didn’t spin easily due to their bearings being worn out.