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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

First Repair





1. Remove and discard the fastener.
2. Use a new fastener GM P/N 10156138. Refer to Fastener Notice in Cautions and Notices.
3. Install the SDM mounting fasteners (1).

Tighten
Tighten fasteners to 10 N.m (89 lb in).