RAM 1500 Truck 2WD V6-3.9L VIN X (1999)
Drive Belt: Customer Interest
Accessory Drive Belt - Noisy/Damaged
NO: 09-04-98
GROUP: Engine
DATE: Sep. 25, 1998
SUBJECT:
Accessory Drive Belt Noise Or Damage/Crank Pulley Bolt Loose
MODELS:
1994 - 1999 (BR/BE) Ram Truck
NOTE:
THIS INFORMATION APPLIES TO VEHICLES EQUIPPED WITH AN 8.0L ENGINE.
SYMPTOM/CONDITION:
Some vehicles may exhibit a condition where the accessory drive belt becomes damaged on the inboard edge. Customers may explain the problem as belt
noise. This may be caused by the crank pulley loosening on the crank and causing a misalignment.
DIAGNOSIS:
Inspect the accessory drive belt for fraying or unusual wear on the inboard edge. If wear is noted, inspect the crank pulley bolt for looseness and the
crank pulley for misalignment. Sight the crank pulley with other accessory drives or use a straight edge to detect misalignment. If the crank pulley is
misaligned or bolt is loose, perform the Repair Procedure.
PARTS REQUIRED:
1
53041067
Belt, Accessory Drive 1994 - 1996 Models W/AC Federal
1
53041163
Belt, Accessory Drive 1994 - 1996 Models W/AC California
1
53041068
Belt, Accessory Drive 1994 - 1996 Models WO/AC Federal
1
53041164
Belt, Accessory Drive 1994 - 1996 Models WO/AC California
1
53041116
Belt, Accessory Drive 1997 - 1999 Models WO/AC Federal
1
53041117
Belt, Accessory Drive 1997 - 1999 Models WO/AC California
1
53041115
Belt, Accessory Drive 1997 - 1999 Models W/AC All
1
04318032
Adhesive, Stud and Bearing Mount
REPAIR PROCEDURE:
This bulletin involves removing the crank pulley bolt, checking the press fit of the pulley, reinstalling the bolt using thread locker, and replacing the
accessory drive belt.
1.
Disconnect the negative battery cable.
2.
Remove the accessory drive belt following service manual procedures.
3.
Drain and remove the radiator following all service manual warnings/cautions and procedures.
NOTE:
DRAIN THE COOLANT INTO A CLEAN DRAIN PAN.
4.
Remove the bolt attaching the crankshaft pulley damper to the crankshaft.
5.
Using your hands, pull on the crankshaft pulley damper to test the press fit to the crank shaft. The pulley should be tight and not come off the
crank with hand pressure.
NOTE:
IF THE CRANK PULLEY DAMPER IS LOOSE (NO PRESS FIT) REPLACE THE CRANK PULLEY DAMPER WITH P/N 53020776.
6.
Use Miller Tool C-3688 and fully press the crankshaft pulley damper onto the crankshaft.
7.
Add thread locker p/n 04318032 to the end 3 or 4 threads of the crank pulley bolt.
