1994 Mercedes-Benz E320 Q&A

1994 Mercedes-Benz E320 Question: When replacing the old serpentine belt: See detail box below

When replacing the old serpentine belt do a technician need to adjust the car automatic belt tensioner -
Answer 1
it is spring loaded and should tension itself -
Comment 1
Thank u I was thinking the same thing myself and wanted to make sure. R u a certified mechanic -
Answer 2
no, the tensioner is spring-loaded...however make sure the mechanic checks the spring action...some tensioners loose spring tension. -