Operation CHARM: Car repair manuals for everyone.

Drive Belt: Adjustments

Note: A "New Belt" refers to a belt which has been on a running engine less than 5 minutes. A "Used Belt" refers to a belt which has been on a running engine for more than 5 minutes.


Use a belt tension gauge to check the tension of the alternator and power steering belts. A new alternator belt should be 170-180 lbs. A used alternator belt should be 95-135 lbs. A new power steering belt should be 150-185 lbs. A used power steering belt should be 95-135 lbs.