GM Service Manual Online
For 1990-2009 cars only

Diagnosis consists of a function check on the automatic belt tensioner and a visual check on the belt and the components linked to the belt.


Object Number: 1944913  Size: SH
    • Apply tension to the belt tensioner via the cast projection (1) in the direction of the arrow, counterclockwise, and allow to slide back slowly.
    • The tensioner must slide back to the initial position.