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 logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Fastener Tightening Specifications

The cylinder head torque specification in this article has been updated with information from the GM Service Information website

- Tighten the cylinder head bolts in sequence to 60 Nm (44 lb ft).
- Turn the bolts an additional 95 degrees using the J 36660-A.