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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Shift Interlock: Locations


Automatic Transmission Shift Lock Control Component Views

Lower Center of Instrument Panel





1 - Steering Column
2 - A/T Shift Lock Control Solenoid (w/o D55)
3 - Fuse Block-SEO (9C1/9C3)
4 - Circuit Breaker #1, #2, #3 (9C1/9C3)

Console and Center of Floor





1 - Cigar Lighter
2 - Heated Seat Switch-Driver (Monte Carlo) Connector
3 - Heated Seat Switch-Front Passenger (Monte Carlo) Connector
4 - C317
5 - C315
6 - Auxiliary Power Outlet
7 - Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector
8 - C312
9 - Inflatable Restraint Side Impact Module-LF Connector
10 - C311
11 - A/T Shift Lock Control Solenoid

Locations: The locations for the Connectors, Ground, Splices, and Grommets shown within these diagrams can be found via their numbers at Vehicle Locations.