GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1999 🢒 Bonneville 🢒 Body and Accessories 🢒 Instrument Panel, Gauges, and Console 🢒 Turn Signal Indicator Always On - Left Side

Turn Signal Indicator Always On - Left Side Oldsmobile

Step

Action

Value(s)

Yes

No

1

Did you perform the Instrument Cluster System Check?

--

Go to Step 2

Go to Instrument Cluster System Check

2

Perform the following steps:

  1. Turn the ignition switch ON.
  2. Connect a scan tool.
  3. Select IPC Input Menu (Oldsmobile).

    4. Select DIM Input Menu (Pontiac, Buick).

Does the left turn signal input on the scan tool indicate ON?

--

Go to Exterior Lights System Check

Go to Step 3

3

Replace the instrument panel cluster (IPC). Refer to IP Cluster Replacement.

Did you complete the repair?

--

Go to Instrument Cluster System Check

--

Turn Signal Indicator Always On - Left Side Buick and Pontiac

Step

Action

Value(s)

Yes

No

1

Did you perform the Instrument Cluster System Check?

--

Go to Step 2

Go to Instrument Cluster System Check

2
  1. Disconnect instrument cluster connector C1.
  2. Inspect CKT14 (LT BLU) for a short to voltage.

Was a short to voltage found.

--

Go toStep 4

Go toStep 3

3

Replace the instrument panel cluster (IPC). Refer to IP Cluster Replacement.

Did you complete the repair?

--

Go to Instrument Cluster System Check

--

4

Repair the wiring.

Is the repair complete?

--

Go to Instrument Cluster System Check

--