Engine - Serpentine Belt Tensioner Service Procedure
89chevy31Number: 89-210-6B
Section: 6B
Date: July 1989
Subject: SERPENTINE BELT TENSIONER SERVICE PROCEDURE
Model and Year: 1988-89 A CAR WITH 2.5L ENGINE
TO: ALL CHEVROLET DEALERS
When servicing the serpentine belt tensioner, use the following procedures:
Remove or Disconnect
1. Drain coolant, refer to (Section 6B) of the Service Manual.
2. Drive belt.
3. Bolts securing power steering pump to tensioner assembly.
- Position power steering pump aside.
4. Tensioner to engine attaching bolts.
5. Tensioner.
Clean
- Sealing surfaces of tensioner and block, including LIM ring. DO NOT damage or remove seal.
- If there is damage to LIM seal or the seal is missing, replace the seal.
Install or Connect
1. Position tensioner on engine block.
2. Tensioner to engine attaching bolts.
Tighten
- Bolts to 50 N-m (37 lb.ft.)
3. Power steering pump to tensioner assembly.
Tighten
- Bolt to 27 N-m (20 lb.ft.)
4. Serpentine drive belt.
5. Fill coolant system, refer to (Section 6B) of the Service Manual.