Document ID# 382731
1999 Oldsmobile Alero
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Drive Belt Replacement

Removal Procedure

Notice
Routine inspection of the belt may reveal cracks in the belt ribs. These
cracks will not impair the belt performance. The belt should be replaced if
the belt slip occurs if a section of the belt ribs are missing. A single
serpentine drive belt is used to drive all engine accessories. All belt
driven accessories are rigidly mounted with the belt tension maintained by a
spring loaded tensioner. The indicator on the movable portion of the
tensioner must be within the limits of the marks of the stationary portion
of the tensioner. Any reading outside of these limits indicates either a
defective belt or tensioner.

Remove the cruise control module. Refer to Cruise Control Module Replacement
in Cruise Control.
Remove the engine mount. Refer to Engine Mount Replacement in Engine
Mechanical - 3.4L.
Use 3/8 in. breaker bar in order to rotate the drive belt tensioner in a
clockwise motion.
Remove the drive belt.

Installation Procedure

Use a 3/8 in. breaker bar in order rotate the drive belt tensioner in a
clockwise motion.
Install the drive belt. Connect the drive belt last to the power steering
pulley.
Install the engine mount. Refer to Engine Mount Replacement in Engine
Mechanical - 3.4L.
Install the cruise control module. Refer to Cruise Control Module
Replacement in Cruise Control.

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Document ID# 382731
1999 Oldsmobile Alero

Thanx surfer..But i just need to know how to relieve the tension so i can
replace the alternator.

nevermind surfer i got it lol.thanx.