For 1990-2009 cars

## Brake Warning Chime Inoperative Buick and Pontiac

#### chime inop -- buick and pontiac

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Was the entire Brake Warning System Check performed? | -- | Go to step 2 | Go to Brake Warning System Check
2 |

1. Disconnect the body control module connectors.
2. Connect a DMM between the the instrument cluster harness connector C2, terminal D3 and ground.
3. Ignition switch in RUN.

Is the voltage within the specified range?

10-15 V

Go to step 3

Go to step 4

3 |

1. Connect the body control module connectors.
2. Perform the Body System Check in Electrical Diagnosis.

If no problems were found, replace the Body Control Module Replacement .

Is the repair complete?

--

Go to Brake Warning System Check

--

4 |

• | (Buick) repair open in circuit 33 (TAN/WHT)

• | (Pontiac) repair open in circuit 1845 (LT GRN) or 899 (diode).

If open, check for a short to positive voltage.

Is the repair complete?

--

Go to Brake Warning System Check

--

## Brake Warning Chime Inoperative Oldsmobile

#### chime inop -- olds

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Was the entire Brake Warning System Check performed? | -- | Go to step 2 | Go to Brake Warning System Check
2 | Perform the Instrument Cluster System Check in Electrical Diagnosis, Cell 81. If no problems were found, replace the instrument cluster. Is the repair complete? | -- | Go to Brake Warning System Check | --