Did you perform the Power Windows System Check?

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Go to Step 2

Go to Power Windows System Check

1. Turn the ignition switch to the RUN position.
2. On the DeVille model, use a J 39200 digital multimeter (DMM) in order to backprobe the left front power window switch from connector C2 terminal C (PNK) to ground.
3. On the Eldorado model, use a J 39200 DMM in order to backprobe the left front power window switch from the connector C1 terminal H (PNK) to ground.

Is the voltage within the specified range?

10-15 V

Go to Step 3

Go to Step 4

1. On the DeVille model, use a J 39200 DMM in order to backprobe the left front power window switch between connector C2 terminal C (PNK) and terminal A (BLK).
2. On the Eldorado model, use a J 39200 DMM in order to backprobe the left front power window switch between connector C1 terminal H (PNK) and terminal G (BLK).

Is the voltage within the specified range?

10-15 V

Go to Step 5

Go to Step 6

Repair the open or short to ground in CKT 70 (PNK). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

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Go to Power Windows System Check

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Replace the left front power window switch. Refer to the appropriate procedure:

Did you complete the repair?

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Go to Power Windows System Check

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Repair the open in CKT 50 (BLK). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

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Go to Power Windows System Check

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