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Ignition Switch

WARNING: This page is about a different car, the 1997 Cadillac Catera. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition off. Disconnect ignition switch and lifter magnet 7-pin connector, mounted to ignition lock cylinder. Using DVOM, check for continuity between specified terminals with ignition switch in specified position. See IGNITION SWITCH CONTINUITY TEST  . See Fig 1 . If continuity does not exist as indicated, repair as necessary.

IGNITION SWITCH CONTINUITY TEST

Switch Position Continuity Between Terminals (Wire Color)
OFF "Y" (RED) & "U" (BRN)
ON "Y" (RED) & "W" (RED); "Y" (RED) & "U" (BRN); "W" (RED) & "U" (BRN)
Bulb Test "Y" (RED), "W" (RED) & "V" (BRN)
START "Y" (RED), "W" (RED) & "Z" (BLK/RED)
Fig 1: Identifying Ignition Switch Connector Terminals
G97D28228Courtesy of GENERAL MOTORS CORP.