Cadillac DeVille (2002) – fuse box diagram 
Year of production: 2002
Engine compartment 
The front Bussed Electrical Center (BEC) is located next to the engine on the passenger’s side of the vehicle. To access the fuse block, push in the two tabs located on the top and the bottom of the fuse block cover.
Cadillac Deville mk8 – fuse box – engine compartment 
Minifuses 
	
		
			Fuse 
			Usage 
		 
		
			1 
			Assembly Line Diagnostic Link 
		 
		
			2 
			Accessory 
		 
		
			3 
			Windshield Wipers 
		 
		
			4 
			Not Used 
		 
		
			5 
			Headlamp Low Beam Left 
		 
		
			6 
			Headlamp Low Beam Right 
		 
		
			7 
			Instrument Panel 
		 
		
			8 
			Powertrain Control Module Battery 
		 
		
			9 
			Headlamp High Beam Right 
		 
		
			10 
			Headlamp High Beam Left 
		 
		
			11 
			Ignition 1 
		 
		
			12 
			Fog 
		 
		
			13 
			Transmission 
		 
		
			14 
			Cruise Control 
		 
		
			15 
			Coil Module 
		 
		
			16 
			Injector Bank #2 
		 
		
			17 
			Not Used 
		 
		
			18 
			Not Used 
		 
		
			19 
			Powertrain Control Module Ignition 
		 
		
			20 
			Oxygen Sensor 
		 
		
			21 
			Injector Bank #1 
		 
		
			22 
			Cigar Lighter #2 
		 
		
			23 
			Cigar Lighter #1 
		 
		
			24 
			Daytime Running Lamps 
		 
		
			25 
			Horn 
		 
		
			26 
			Air Conditioner Clutch 
		 
	 
Micro Relays 
	
		
			Relay 
			Usage 
		 
		
			27 
			Headlamp  high Beam 
		 
		
			28 
			Headlamp Low Beam 
		 
		
			29 
			Fog Lamps 
		 
		
			30 
			Daytime Running Lamps 
		 
		
			31 
			Horn 
		 
		
			32 
			Air Conditioner Clutch 
		 
	 
Mini Relays 
	
		
			Relay 
			Usage 
		 
		
			33 
			Not used 
		 
		
			34 
			Accessory 
		 
		
			35 
			Not Used 
		 
		
			36 
			Starter 1 
		 
		
			37 
			Cooling Fan Secondary 
		 
		
			38 
			Ignition 1 
		 
		
			39 
			Cooling Fan Series/Parallel 
		 
		
			40 
			Cooling Fan Primary 
		 
	 
Maxibreaker 
	
		
			Circuit Breaker 
			Usage 
		 
		
			41 
			Starter 
		 
	 
MaxiFuses 
	
		
			Fuse 
			Usage 
		 
		
			42 
			Not Used 
		 
		
			43 
			Not Used 
		 
		
			44 
			Anti-Lock Brake System 
		 
		
			45 
			Air Pump 
		 
		
			46 
			Cooling Fan Secondary 
		 
		
			47 
			Cooling Fan Primary 
		 
	 
The spare fuses are located in numbers 48 through 52. The fuse puller is located in number 53.
Rear Underseat Bussed Electrical Center 
The rear BEC is located under the rear seat on the driver’s side. The rear seat cushion must be removed to access the BEC.
Cadillac DeVille mk8 – fuse box – rear compartment 
Minifuses 
	
		
			Fuse 
			Usage 
		 
		
			1 
			Fuel Pump 
		 
		
			2 
			Heater, Ventilation and Air Conditioning Battery 
		 
		
			3 
			Memory Seat, Tilt and Telescoping Steering 
		 
		
			4 
			RR Lumbar, Antenna 
		 
		
			5 
			Driver Door Module 
		 
		
			6 
			Heated Seat Left Rear 
		 
		
			7 
			Power Tilt and Telescoping Steering 
		 
		
			8 
			Supplemental Inflation Restraint 
		 
		
			9 
			SDAR (XM Satellite Radio-If Equipped) 
		 
		
			10 
			Lamps Park Right 
		 
		
			11 
			Fuel Tank Ventilation Solenoid 
		 
		
			12 
			Ignition 1 
		 
		
			13 
			Interior Lamp Dimmer Module 
		 
		
			14 
			Sunshade 
		 
		
			15 
			Navigation 
		 
		
			16 
			Heated Seat Left Front 
		 
		
			17 
			Interior Lamps 
		 
		
			18 
			Right Rear Door Module 
		 
		
			19 
			Stoplamps 
		 
		
			20 
			Park/Reverse 
		 
		
			21 
			Audio 
		 
		
			22 
			Retained Accessory Power for Sunroof 
		 
		
			23 
			Lamps, Parking Left 
		 
		
			24 
			Night Vision 
		 
		
			25 
			Passenger Door Module 
		 
		
			26 
			Body 
		 
		
			27 
			Export Lights, Power Locks 
		 
		
			28 
			Rear HVAC Blower 
		 
		
			29 
			Ignition Switch 
		 
		
			30 
			Hazard Signal 
		 
		
			31 
			Reverse, Locks 
		 
		
			32 
			Continuous Variable Road Sensing Suspension 
		 
		
			33 
			Heating, Ventilation, Air Conditioning 
		 
		
			34 
			Ignition 3 Rear 
		 
		
			35 
			Antilock Braking System 
		 
		
			36 
			Heated Seat, Right Front 
		 
		
			37 
			Heated Seat, Right Rear 
		 
		
			38 
			Dimmer 
		 
	 
Micro Relays 
	
		
			Relay 
			Usage 
		 
		
			39 
			Fuel Pump 
		 
		
			40 
			Parking Lamps 
		 
		
			41 
			Ignition 1 
		 
		
			42 
			Park Brake A 
		 
		
			43 
			Park Brake B 
		 
		
			44 
			Park Shift Interlock 
		 
		
			45 
			Reverse Lamps 
		 
		
			46 
			Retained Accessory Power for Sunroof 
		 
		
			47 
			Reverse Lockout 
		 
		
			48 
			Suspension Dampers 
		 
		
			49 
			Ignition 3 
		 
		
			50 
			Fuel Tank Door Release 
		 
		
			51 
			Interior Lamps 
		 
		
			52 
			Trunk Release 
		 
		
			53 
			Not Used 
		 
		
			54 
			Lock, Cylinder 
		 
		
			55 
			Electronic Level Control Compressor 
		 
	 
Circuit Breakers 
	
		
			Relay 
			Usage 
		 
		
			56 
			Power Seats 
		 
		
			57 
			Power Windows 
		 
	 
Mini Relays 
	
		
			Relay 
			Usage 
		 
		
			58 
			Cigar Lighter 
		 
		
			59 
			Right Rear Defog 
		 
	 
MaxiFuses 
	
		
			Fuse 
			Usage 
		 
		
			60 
			Park Brake 
		 
		
			61 
			Rear Defog 
		 
		
			62 
			HVAC Blower 
		 
		
			63 
			Audio Amplifier 
		 
		
			64 
			ELC Compressor/Exhaust 
		 
		
			65 
			Cigar Lighter 
		 
		
			66 
			Not Used 
		 
	 
 
The spare fuses are located in numbers 70 through 74. The fuse puller is located in number 75.
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
			 
		
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