For 1990-2009 cars

## Cornering Lamps Inoperative Buick

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Exterior Lights System Check? | -- | Go to Step 2 | Go to Exterior Lights System Check
2 |

1. Backprobe the turn/hazard switch connector C202 with a test lamp from cavity A17 (TAN) to ground.
2. Place the headlamp switch in the PARK position.

Does the test lamp light?

--

Go to Step 3

Go to Step 4

3 | Replace the turn/hazard switch. Refer to Hazard Warning Switch Replacement in Steering Wheel and Column - Tilt. Is the repair complete? | -- | Go to Exterior Lights System Check | --
4 | Repair the open in CKT 1654 (TAN) between S282 and the turn/hazard switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Exterior Lights System Check | --

## Cornering Lamps Inoperative Oldsmobile

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Exterior Lights System Check? | -- | Go to Step 2 | Go to Exterior Lights System Check
2 |

1. Backprobe the turn/hazard switch connector C202 with a test lamp from cavity A17 (PNK) to ground.
2. Turn the ignition switch to the RUN position.

Did the test lamp light?

--

Go to Step 3

Go to Step 4

3 | Replace the turn/hazard switch. Refer to Hazard Warning Switch Replacement in Steering Wheel and Column - Tilt. Is the repair complete? | -- | Go to Exterior Lights System Check | --
4 | Repair the open in CKT 539 (PNK) between the turn signal flasher and the turn/hazard switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Exterior Lights System Check | --