Power Seat Does Not Tilt Forward (Escalade with Memory)
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2002 GMC Yukon XL, 2002 GMC Yukon, 2002 Chevrolet Tahoe, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Power Seat Does Not Tilt Forward (Escalade with Memory)
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Memory Seats Schematics
IMPORTANT:
This table assumes that all mechanical linkage and drivers are free from obstruction and are not binding. This table also assumes that all other directions are operational.
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| 1 | Did you perform the power seat diagnostic system check? | Go to Step 2 | Go to Diagnostic System Check - Power Seat Systems |
| 2 | Attempt to operate the power seat front vertical adjustment in both directions. Does the system operate normally? |
Go to TESTING FOR INTERMITTENT AND POOR CONNECTIONS | Go to Step 3 |
| 3 |
|
Go to Step 11 | Go to Step 4 |
| 4 | Disconnect the power seat switch connector. Does the scan tool display the front vertical position switch status as Inactive? |
Go to Step 5 | Go to Step 7 |
| 5 | Connect a 3 amp fused jumper wire from battery positive voltage to the front vertical up switch signal circuit terminal in the power seat switch harness connector. Does the scan tool display the front vertical position switch status as Up? |
Go to Step 6 | Go to Step 8 |
| 6 | Connect a 3 amp fused jumper wire from battery positive voltage to the front vertical down switch signal circuit terminal in the power seat switch harness connector. Does the scan tool display the front vertical position switch status as Down? |
Go to Step 10 | Go to Step 9 |
| 7 | Test the active front vertical switch signal circuit for a short to voltage. Refer to CIRCUIT TESTING
and WIRING REPAIRS
. Did you find and correct the condition? |
Go to Step 14 | Go to Step 11 |
| 8 | Test the front vertical up switch signal circuit for an open or short to ground. Refer to CIRCUIT TESTING
and WIRING REPAIRS
. Did you find and correct the condition? |
Go to Step 14 | Go to Step 11 |
| 9 | Test the front vertical down switch signal circuit for an open or short to ground. Refer to CIRCUIT TESTING
and WIRING REPAIRS
. Did you find and correct the condition? |
Go to Step 14 | Go to Step 11 |
| 10 | Inspect for poor connections at the harness connector of the power seat switch. Refer to TESTING FOR INTERMITTENT AND POOR CONNECTIONS
and CONNECTOR REPAIRS
. Did you find and correct the condition? |
Go to Step 14 | Go to Step 12 |
| 11 | Inspect for poor connections at the harness connector of the memory seat module. Refer to TESTING FOR INTERMITTENT AND POOR CONNECTIONS
and CONNECTOR REPAIRS
. Did you find and correct the condition? |
Go to Step 14 | Go to Step 13 |
| 12 | Replace the power seat switch. Refer to Seat Switch Replacement - Power . Did you complete the replacement? |
Go to Step 14 | - |
| 13 | Replace the memory seat module. Refer to Memory Seat Control Module Replacement . Did you complete the replacement? |
Go to Step 14 | - |
| 14 | Operate the system to verify the repair. Did you correct the condition? |
System OK | Go to Step 2 |