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)

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Transmitter Battery Replacement

Transmitter Battery Replacement:




DISASSEMBLE
1. Insert bottom of GM door key into notch in bottom of transmitter and turn.
2. Remove battery and discard.

NOTE: DO NOT touch circuit board or battery contact points, transmitter failure or battery failure may result.

ASSEMBLE
1. Insert battery as shown in illustration (+ side up).
2. Align both halves of transmitter and snap together.
3. Press lock and unlock simultaneously for 7 seconds to synchronize transmitters.