Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSCADILLAC1993FLEETWOOD BROUGHAM V8-350 5.7LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLESERVICE AND REPAIRPROCEDURESBACKUP LAMP AND TRANSMISSION POSITION SENSOR SWITCH ASSEMBLY
1993 Cadillac Fleetwood Brougham V8-350 5.7L
Backup Lamp and Transmission Position Sensor Switch Assembly
1993 Cadillac Fleetwood Brougham V8-350 5.7LSECTION Backup Lamp and Transmission Position Sensor Switch Assembly
BACKUP LAMP AND TRANSMISSION POSITION SENSOR SWITCH ASSEMBLY
Backup Lamp And Transmission Position Sensor Switch Assembly:
REMOVE OR DISCONNECT
1. Remove battery negative cable assembly.
2. Instrument panel sound insulator assembly.
3. Wiring at switch assembly (821).
4. Parking brake actuator vacuum hose assembly.
5. Bolt/screw (897).
6. Retainer (898) and nut (895).
^ Pull off.
7. Switch assembly (821).
INSTALL OR CONNECT
1. Switch assembly (821).
A. Place transmission assembly in "NEUTRAL".
B. Align actuator on switch assembly (821) with hole in shift tube.
C. Position connector side of switch assembly (821) to fit into cutout on steering column jacket (824).
D. Push down on switch assembly (821) to lock tangs into place.
E. Old Switch only- Move switch assembly (821) to "LOW" gear position. Place transmission in PARK; switch assembly (821) will ratchet as it adjust itself.
F. New Switch only - Place transmission in PARK; switch will ratchet as it adjust itself.
2. Retainer (898) and nut (895).
3. Bolt/screw (897).
TIGHTEN
^ Bolt/screw (897) to 2 Nm (18 lb.in.).
4. Parking brake actuator vacuum hose assembly.
5. Wiring at switch assembly (821).
6. Instrument panel sound insulator assembly.
7. Battery negative cable assembly.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.