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Home >> Cadillac >> 1990 >> Allante 4T60/ME9 >> Repair and Diagnosis >> Body & Frame >> Power Windows >> System Tests >> Test B: Left Door Switch Assembly Test

Test B: Left Door Switch Assembly Test

Turn ignition switch to RUN. Connect test lamp at left door switch assembly connector C307 (disconnected). Operate left window up and down (express function) from the left door switch assembly. See LEFT DOOR SWITCH ASSEMBLY TEST  table.

LEFT DOOR SWITCH ASSEMBLY TEST

Condition Connect Test Lamp Between (1) Correct Result
Operate Left Window UP & DN From Left Door Switch Assembly C & D (2) Test Lamp Lights
Operate Right Window UP & DN (Express Function) From Left Door Switch Assembly A & B (2) Test Lamp Lights
(1) If results are correct, reconnect left door switch assembly and go to SYMPTOM INDEX  table.
(2) If result is not correct, replace left door switch assembly