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

Initial Inspection and Diagnostic Overview

1. Check A/C system Freon level, if system is leaking refer to A/C & HEATING section for repair procedures.
2. Check condition of IGN/GAU fuse and HTR-A/C Fuse. If fuse(s) is blown, locate and repair source of overload, replace fuse.
3. If preliminary checks do not repair problem continue with diagnostic tests. Testing and Inspection