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 logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Electronic Component Replacement

NOTE: Before disconnecting battery ground, access trouble codes and radio presets. Control unit memory is erased when ground is removed.

CAUTION:
^ Disconnect battery ground before servicing electronic components.

^ To avoid induced voltage spikes, all fuel and engine control system wiring should be at least 4 inches away from ignition wires.