The Cadillac Fleetwood of 1996 was a full-size luxury sedan renowned for its comfort, spaciousness, and classic American styling. Its electrical system, including the fuse box and relay components, played a crucial role in maintaining the vehicle’s operational efficiency and reliability.
The Cadillac Fleetwood of 1996 was a full-size luxury sedan renowned for its comfort, spaciousness, and classic American styling. Its electrical system, including the fuse box and relay components, played a crucial role in maintaining the vehicle’s operational efficiency and reliability.
In the 1996 Cadillac Fleetwood, the fuse box housed fuses that protected various electrical circuits throughout the vehicle. These circuits powered essential components such as the engine control module, lighting systems, climate control, power windows, and more. Fuses were designed to interrupt the circuit in the event of an electrical overload or short circuit, thereby preventing damage to the associated systems.
Relays in the Cadillac Fleetwood functioned as electrically operated switches that controlled high-current circuits. They facilitated the activation and deactivation of functions such as the starter motor, fuel pump, air conditioning compressor, and power seats. Efficient relay operation ensured smooth and reliable performance of these components, contributing to the overall driving experience.
Regular inspection and maintenance of the fuse box and relays were essential to ensure the Cadillac Fleetwood operated smoothly. This included checking fuses for signs of wear or damage, ensuring relay connections were secure, and promptly addressing any electrical issues that arose. Proper care of these components helped maintain the vehicle’s electrical integrity, enhancing safety and comfort in the Cadillac Fleetwood 1996.
MUST READ: DYI – How to Check Car Fuses?
(1996) Cadillac Fleetwood fuse box and relay with Diagram
WARNING
- Never replace a fuse with one that has a higher amperage rating.
- A fuse with a too-high amperage could damage the electrical part and cause a fire.
- On no account should fuses be repaired (e.g. patched up with tin foil or wire) as this may cause serious damage elsewhere in the electrical circuit or cause a fire.
- If a fuse blows repeatedly, do not keep replacing it. Instead, have the cause for the repeated short circuit or overload tracked and fixed.
- Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
Cadillac Fleetwood 1996 fuse assignment
Year of production: 1996
Instrument panel fuse block
| Fuse number | Usage |
| 8 | Component Center (RAP Wiper) Relay |
| 9 | Radio Receiver |
| 10 | Windshield Wiper/Washer Switch |
| 11 | Air Bug System, Instrument Panel Cluster |
| 12 | ParK/Neutral Position and Backup Lamp Switch, Turn Signal Lamp Flasher |
| 13 | Warnin Alarm Cruise Control Release Switch, Inside Rearview Mirror, Rear window Defogger Relay, Park/Neutral Position and Backup Lamp Switch, Automatic Level Control Sensor |
| 14 | Central Control Module (CCM) |
| 15 | Air bag System |
| 16 | Generator, Secondary Engine Cooling Fan Relay |
| 17 | Driver’s Seat Ad’uster Memory Module, Heated Driver’s Seat Switch, Heated 4 assenger’s Seat Swltch |
| 18 | Central Control Module (CCM), Remote Control Door Lock Reciver and Theft-Deterrent Module, Cruise Control Module, Cruise Control Switch, Cruise Release Switch |
| 19 | Accessory Time Delay Cut-Off (RAP Power) Relay |
| 20 | A/C Compressor Relay, Primary Engine Cooling Fan Relay |
| 21 | Component Center (RAP Wiper) Relay |
| 22 | Blower Motor Control Module |
| 23 | Rear Compartment Lid Release Switch |
| 24 | Theft-Deterrent Relay, Air Bag System |
| 25 | Instrument Cluster, Heater-A/C Control, Vacum/Electric Solenoid, Electric Actuator |
| 26 | Automatic Level Control Sensor, Rear Compartment Courtesy Lamp |
| 27 | Compartment Center Relay |
| 28 | Front Cigar Lighter |
| 29 | Rear Cigar Lighter |
| 30 | Park Lamp Relay |
| 31 | Horn Relay |
| 32 | Warning Alarm, Heater-A/C Control, Instrument Cluster, Headlamp Switch, Radio Reciver |
| 34 | Center Control Module (CCM) |
| 35 | Door Lock Switches, Outside Rearview Mirrors, Ignition Key Disable Relay Assembly |
| 36 | Rear Compartment Lid Pull-Down Actutor |
| 37 | Hazard Lamp Flasher |
| 38 | Stoplamps Switch |
| 39 | Door Lock Relay |
| 40 | Heated Driver’s and Passenger’s Seat Control Modules |
| 41 | Instrument Cluster, Radio Control, Cornering Lamps, Turn Signal Switch, Front Park Lamps |
| 42 | Headlamp Switch Control for Interior Lamps, Dimming |
| 43 | Rear Taillamps, Rear Side Marker Lamps, License Lamp |
| 44 | Outside Rearview Mirror Defogger |
| Circuit Breaker | Usage |
| 1 | Lumbar, Power Antenna |
| 2 | Accesory, Time Delay Cut-Off (RAP Power) Relay |
| 3 | Driver’s amd Passenger’s Adjuster Switches, Driver’s Seat Adjuster Memory Module, Driver’s and Passenger’s Seats Recline Switches |
| 4 | Rear Defogger Relay |
| 5 | Headlamp Relay, Daytime Running Lamps (DRL) Relay |
Underhood Electrical Center
The electrical center is located on the passenger side wheel housing in the engine compartment.
| Fuse | Usage |
| 1 | Circuit Breakers: 3,4; I/P Fuses: 36, 37, 38, 39, 40 |
| 2 | Circuit Breaker: 2; I/P Fuses: 21, 22, 26, 27, 28, 29, 33, 34, 35 |
| 3 | Concealed Fuse; I/P Fuses: 8, 9, 10, 11, 12, 13, 14, 15, 24; Underhood Electrical Center: 15, 16, 17, 18 |
| 5 | ABS/TCS Brake Pressure Modulator Valve |
| 6 | ABS/TCS Brake Pressure Modulator Valve |
| 7 | Secondary Engine Cooling EmRelay |
| 8 | Primary Engine Cooling Fan Relay |
| 9 | Automatic Level Control Air Compressor |
| 10 | Engine Compartment Fuses: 13, 14 |
| 11 | Circuit Breaker: 5; I/P Fuses: 31, 32 |
| 13 | Fuel Pump Relay, Powertrain Control Module (PCM) |
| 14 | Secondary Air Injection (AIR) Pump Relay |
| 15 | Prowertrain Control Module (PCM), Ignition Coil |
| 16 | Fuel Injectors Cylinders 1, 4, 6, 7 |
| 17 | Exhaust Gas Recirculation (EGR), Vacuum Control Signal Solenoid Valve, Secondary Air Injection (AIR), Pump Relay (Coil), Mass Air Flow Sensor, Electronic Transmission, Left and Right Heated Oxygen Sensors, Evaporative Emission (EVAP) Canister Purge Solenoid Valve |
| 18 | Fuel Injectors Cylinders 2, 3, 5, 8 |
| A | A/C Compressor Relay |
| C | Secondary Air Injection (AIR) Pump Relay |
Conclusion
For owners and enthusiasts of classic Cadillac Fleetwood 1996, understanding the fuse box and relay systems is essential for vehicle maintenance. Regular inspection and maintenance of these components helped ensure the vehicle’s longevity and reliability, preserving its status as a symbol of Cadillac’s craftsmanship and innovation in the automotive industry during that era.
