Hummer H3. Manual — part 91
Fig. 33: View Of Drive Belt & Pulleys (No A/C)
Courtesy of GENERAL MOTORS CORP.
1. Install a 3/8 inch breaker bar into the drive belt tensioner (5).
2. Rotate the tensioner (7) clockwise, in order to relieve the tension on the drive belt (1).
3. Slide the drive belt (1) off of the water pump pulley (3).
4. Rotate the drive belt tensioner (7) counterclockwise, allowing the tensioner to return to the
relaxed position.
5. Remove the drive belt (1) from the remaining pulleys.
Installation Procedure
2006 Hummer H3
2006 ENGINE Engine Mechanical - 3.5L (L52) - H3
Fig. 34: View Of Drive Belt & Pulleys (No A/C)
Courtesy of GENERAL MOTORS CORP.
1. Install the drive belt (1) over all the pulleys, except for the water pump pulley (3).
2. Install the 3/8 inch breaker bar into the drive belt tensioner (5).
3. Rotate the tensioner (5) clockwise.
4. Install the drive belt (1) over the top of the water pump pulley (3).
5. Slowly release the tension on the drive belt tensioner (5).
IMPORTANT: Ensure the drive belt is properly aligned and seated into the
grooves of the drive pulleys.
2006 Hummer H3
2006 ENGINE Engine Mechanical - 3.5L (L52) - H3
6. Inspect for proper installation of the drive belt (1) on the pulleys.
DRIVE BELT REPLACEMENT (WITH A/C)
Removal Procedure
Fig. 35: View Of Drive Belt & Pulleys (With A/C)
Courtesy of GENERAL MOTORS CORP.
1. Install a 3/8 inch breaker bar into the drive belt tensioner (7).
2. Rotate the tensioner (7) clockwise, in order to relieve the tension on the drive belt (1).
3. Slide the drive belt (1) off of the water pump pulley (2).
4. Rotate the drive belt tensioner (7) counterclockwise, allowing the tensioner to return to the
2006 Hummer H3
2006 ENGINE Engine Mechanical - 3.5L (L52) - H3
relaxed position.
5. Remove the drive belt (1) from the remaining pulleys.
Installation Procedure
Fig. 36: View Of Drive Belt & Pulleys (With A/C)
Courtesy of GENERAL MOTORS CORP.
1. Install the drive belt (1) over all the pulleys, except for the water pump pulley (2).
2. Install the 3/8 inch breaker bar into the drive belt tensioner (7).
3. Rotate the tensioner (7) clockwise.
4. Install the drive belt (1) over the top of the water pump pulley (2).
5. Slowly release the tension on the drive belt tensioner (7).
2006 Hummer H3
2006 ENGINE Engine Mechanical - 3.5L (L52) - H3
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