For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the power seats system check? | -- | Go to Step 2 | Go to Power Seats System Check
2 |

1. Disconnect the power seat switch connector.
2. Connect a test lamp between terminal A of the power seat switch harness connector and ground.

Does the test lamp light?

--

Go to Step 3

Go to Step 4

3 | Connect a test lamp between terminal A and terminal D of the power seat switch harness connector. Does the test lamp light? | -- | Go to Step 5 | Go to Step 6
4 | Use a test lamp in order to backprobe connector C3 of the left IP junction block between terminal A8 and ground. Does the test lamp light? | -- | Go to Step 7 | Go to Step 8
5 | Replace the power seat switch. Refer to Power Seat Switch Replacement . Is the repair complete? | -- | Go to Power Seats System Check | --
6 | Repair the open in CKT 550 between the power seat switch and ground splice pack G301. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Power Seats System Check | --
7 | Repair the open in CKT 540, between the left IP junction block and the power seat switch. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | Go to Power Seats System Check | --
8 | Replace the left IP junction block. Refer to Relay/Fuse Center Replacement in Wiring Systems. Is the repair complete? | -- | Go to Power Seats System Check | --