Test 1: All Power Seat Functions Inoperative

NOTE: After each service or repair procedure has been completed, reconnect all components. Repeat power seat system check to ensure system is functioning properly. See SYSTEM CHECKS under TROUBLE SHOOTING.

If power seats system check was performed, go to next step. If power seats system check was not performed, go to SYSTEM CHECKS under TROUBLE SHOOTING.
Using a test light connected to ground, backprobe the following seat switch connector terminal (Orange wire):
- Terminal "L" on LeSabre.
- Terminal "H" (driver's side) or terminal "A" (passenger's side) on Eighty Eight, LSS and Regency.
- Terminal "F" on Bonneville. If test light comes on, go to next step. If test light does not come on, go to step 5) .
Use test light and backprobe between following seat switch connector terminals (Orange and Black wires).
- Terminals "L" and "A" on LeSabre.
- Terminals "H" and "G" (driver's side) or terminals "A" and "B" (passenger's side) on Eighty Eight, LSS and Regency.
- Terminals "F" and "C" on Bonneville. If test light comes on, go to next step. If test light does not come on, go to step 6) .
Replace suspect seat switch. See SEAT SWITCHES under REMOVAL & INSTALLATION.
Repair open in Orange wire between suspect seat switch and instrument panel fuse block. See WIRING DIAGRAMS .
Repair open in Black wire between suspect seat switch and ground. Ground connection is located behind respective front kick panel. See WIRING DIAGRAMS .