For 1990-2009 cars

## Power Seat Select Switch Inoperative Pontiac w/AL7-LH

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
DEFINITION: This table diagnoses an inoperative seat select switch when the switch is in the LEFT position the RH seat moves.
1 | Did you perform the Power Seats System Check? | -- | Go to Step 2 | Go to Power Seats System Check
2 |

1. Place the seat select switch in the LEFT position.
2. Disconnect the seat control module connector C2.
3. Connect a DMM from battery positive voltage (B+) to the seat control module connector C2 cavity K (BRN).

Is the voltage within the specified range?

10-15 V

Go to Step 3

Go to Step 5

3 | Backprobe the console seat switch connector C3 with a DMM from battery positive voltage (B+) to cavity K (BRN). Is the voltage within the specified range? | 10-15 V | Go to Step 6 | Go to Step 4
4 | Repair the short to ground in CKT 1674 (BRN). Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Power Seats System Check | --
5 | Replace the seat control module. Is the repair complete? | -- | Go to Power Seats System Check | --
6 | Replace the console seat switch. Is the repair complete? | -- | Go to Power Seats System Check | --

## Power Seat Select Switch Inoperative Pontiac w/AL7-RH

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
DEFINITION: This table diagnoses an inoperative seat select switch when the switch is in the RIGHT position the LH seat moves.
1 | Did you perform the entire Power Seats System Check? | -- | Go to Step 2 | Go to Power Seats System Check
2 |

1. Place the seat select switch in the RIGHT position.
2. Backprobe the console seat switch connector C3 with a DMM from battery positive voltage (B+) to cavity K (BRN).

Is the voltage within the specified range?

10-15 V

Go to Step 3

Go to Step 6

3 |

1. Disconnect the seat control module connector C2.
2. Connect a DMM from battery positive voltage (B+) to the seat control module connector C2 cavity K (BRN).

Is the voltage within the specified range?

10-15 V

Go to Step 5

Go to Step 4

4 | Repair the open in CKT 1674 (BRN) between the seat control module and the console seat switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Power Seats System Check | --
5 | Replace the seat control module. Is the repair complete? | -- | Go to Power Seats System Check | --
6 | Replace the console seat switch. Is the repair complete? | -- | Go to Power Seats System Check | --