Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Belt Tension Data

1. On Q45 models, compressor belt deflection at 22 ft. lbs., is .335-.374 inch for used belts, and .295-.335 inch for new belts.
2. On M30 models, compressor belt deflection at 22 ft. lbs., is .350-.390 inch for used belts, and .310-.350 inch for new belts.
3. On G20 models, compressor belt deflection at 22 ft. lbs., is .310-.350 inch for used belts, and .280-.310 inch for new belts.