Tools Required:

J 39200 DMM

Was the Charging System Check performed?

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Go to Step 2

Go to Charging System Check in the 1999 C/K Service Manual

1. Disconnect the generator connector.
2. Turn the ignition switch to the RUN position.
3. Connect a fused jumper from cavity B, CKT 25 (BRN), of the generator connector, to ground.

Does the battery indicator light?

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Go to Step 5

Go to Step 3

1. Disconnect the instrument cluster connector.
2. Turn the ignition switch to the Run position.
3. Measure the voltage between the instrument cluster connector terminal 31 to ground.

Is the voltage reading the same as battery voltage?

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Go to Step 6

Go to Step 4

Repair the open in CKT 39 (PNK) between the IP fuse block and the instrument cluster. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Charging System Check in the 1999 C/K Service Manual

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Repair or replace the generator. Refer to Generator Replacement in the 1999 C/K Service Manual.

Is the repair or replacement complete?

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Go to Charging System Check in the 1999 C/K Service Manual

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1. Connect a jumper wire from cavity 31 of the IP Cluster to B+.
2. Connect a jumper wire from cavity 4 of the IP Cluster to ground.

Does the battery indicator light?

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Go to Step 8

Go to Step 7

Replace the instrument cluster. Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console.

Is the replacement complete?

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Go to Charging System Check in the 1999 C/K Service Manual

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Repair the open in CKT 25 (BRN) between the instrument cluster and the generator. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Charging System Check in the 1999 C/K Service Manual

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