Pontiac Bonneville (2000 – 2005) Fuse Box Location & Diagrams

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Pontiac Bonneville (2000 – 2005) Fuse Box Location & Diagrams

The Pontiac Bonneville (2000–2005) features multiple fuse boxes that protect its electrical circuits and vehicle systems. Knowing their locations and fuse assignments helps identify electrical faults, replace blown fuses, and maintain essential components such as lighting, power windows, climate control, and audio systems.

Fuse Box Location

Passenger Compartment Fuse Box

It is located under the left rear seat (remove the seat and open the fuse box cover).

Engine Compartment Fuse Box

Fuse Box Diagram

Passenger Compartment Fuse Box

No.	Type	Usage / Year Differences
1	Minifuse	Fuel Pump
2	Minifuse	Heater, Ventilation, Air Conditioning Blower
3	Minifuse	Memory Seat
4	Minifuse	Assembly Line Diagnostic Link
5	Minifuse	Not Used
6	Minifuse	CD / Compact Disc (CD)
7	Minifuse	Driver Door Module
8	Minifuse	Supplemental Inflatable Restraint
9	Minifuse	Not Used
10	Minifuse	Lamps Park Right
11	Minifuse	Ventilation Solenoid
12	Minifuse	Ignition 1
13	Minifuse	Lamps Park Left
14	Minifuse	Interior Lamp Dimmer Module
15	Minifuse	Satellite Digital Radio — 2003–2005
16	Minifuse	Heated Seat Left Front
17	Minifuse	Not Used
18	Minifuse	Rear Door Modules
19	Minifuse	Stoplamps
20	Minifuse	PARK (P) / REVERSE (R)
21	Minifuse	Audio
22	Minifuse	Retained Accessory Power
23	Minifuse	Not Used
24	Minifuse	Not Used
25	Minifuse	Passenger Door Module
26	Minifuse	Body
27	Minifuse	Interior Lamps
28	Minifuse	Not Used
29	Minifuse	Ignition Switch
30	Minifuse	Instrument Panel
31	Minifuse	Heated Seat Right Front
32	Minifuse	Not Used
33	Minifuse	Heating, Ventilation, Air Conditioning
34	Minifuse	Ignition 3 Rear
35	Minifuse	Antilock Brake System
36	Minifuse	Turn Signal / Hazard
37	Minifuse	HVAC Battery
38	Minifuse	Dash Integration Module
39	Micro Relay	Fuel Pump
40	Micro Relay	Parking Lamps
41	Micro Relay	Ignition 1 —
42	Micro Relay	Rear Fog Lamps
43	Micro Relay	Not Used
44	Micro Relay	Park Brake
45	Micro Relay	Reverse Lamps
46	Micro Relay	Retained Accessory Power
47	Micro Relay	Fuel Tank Door Lock — 2000–2003
48	Micro Relay	Not Used
49	Micro Relay	Ignition 3
50	Micro Relay	Fuel Tank Door Release — 2000–2003
51	Micro Relay	Interior Lamps
52	Micro Relay	Trunk Release
53	Micro Relay	Front Courtesy Lamps
54	Micro Relay	Not Used
55	Micro Relay	Electronic Level Control Compressor
56	Circuit Breaker	Power Seats
57	Circuit Breaker	Power Windows
58	Mini Relay	Cigarette Lighter — 2000–2004
59	Mini Relay	Rear Defog
60	Maxifuse	Not Used
61	Maxifuse	Rear Defog
62	Maxifuse	Not Used
63	Maxifuse	Audio Amplifier
64	Maxifuse	Electronic Level Control Compressor / Exhaust
65	Maxifuse	Cigarette Lighter — 2000–2004
66	Maxifuse	Not Used
67	Maxifuse	Spare
68	Maxifuse	Spare
69	Maxifuse	Spare
70	Maxifuse	Spare
71	Maxifuse	Spare
72	Maxifuse	Spare
73	Maxifuse	Spare
74	Maxifuse	Spare
75	Maxifuse	Fuse Puller

Engine Compartment Fuse Box

Pontiac Bonneville (2000-2004)

No.	Type	Usage
1	Fuse / Minifuse	Not Used
2	Fuse / Minifuse	Accessory
3	Fuse / Minifuse	Windshield Wipers
4	Fuse / Minifuse	Not Used
5	Fuse / Minifuse	Headlamp Low-Beam Left
6	Fuse / Minifuse	Headlamp Low-Beam Right
7	Fuse / Minifuse	Spare
8	Fuse / Minifuse	Powertrain Control Module Battery
9	Fuse / Minifuse	Headlamp High-Beam Right
10	Fuse / Minifuse	Headlamp High-Beam Left
11	Fuse / Minifuse	Ignition 1
12	Fuse / Minifuse	Not Used
13	Fuse / Minifuse	Transaxle
14	Fuse / Minifuse	Cruise Control
15	Fuse / Minifuse	Direct Ignition System
16	Fuse / Minifuse	Injector Bank #2
17	Fuse / Minifuse	Not Used
18	Fuse / Minifuse	Not Used
19	Fuse / Minifuse	Powertrain Control Module Ignition
20	Fuse / Minifuse	Oxygen Sensor
21	Fuse / Minifuse	Injector Bank #1
22	Fuse / Minifuse	Auxiliary Power
23	Fuse / Minifuse	Cigar Lighter
24	Fuse / Minifuse	Fog Lamps / Daytime Running Lamps
25	Fuse / Minifuse	Horn
26	Fuse / Minifuse	Air Conditioning Clutch
27	Relay / Micro Relay	Headlamp High Beam
28	Relay / Micro Relay	Headlamp Low Beam
29	Relay / Micro Relay	Fog Lamps
30	Relay / Micro Relay	Daytime Running Lamps
31	Relay / Micro Relay	Horn
32	Relay / Micro Relay	Air Conditioning Clutch
33	Relay / Micro Relay	HVAC Solenoid
34	Relay / Mini Relay	Accessory
35	Relay / Mini Relay	Air Pump
36	Relay / Mini Relay	Starter 1
37	Relay / Mini Relay	Cooling Fan Secondary — 2000–2002; Cooling Fan 1 — 2003–2004
38	Relay / Mini Relay	Ignition 1
39	Relay / Mini Relay	Cooling Fan Series/Parallel
40	Relay / Mini Relay	Cooling Fan Primary — 2000–2002; Cooling Fan 2 — 2003–2004
41	Circuit Breaker / Maxibreaker	Starter
42	Fuse / Maxifuse	Air / A.I.R. — 2000–2002
43	Fuse / Maxifuse	Antilock Brake System — 2000–2001
44	Fuse / Maxifuse	Antilock Brake System — 2002–2004
45	Fuse / Maxifuse	Not Used
46	Fuse / Maxifuse	Cooling Fan Secondary — 2000–2002; Cooling Fan 1 — 2003–2004
47	Fuse / Maxifuse	Cooling Fan Primary — 2000–2002; Cooling Fan 2 — 2003–2004
48	Fuse / Maxifuse	Spare
49	Fuse / Maxifuse	Spare
50	Fuse / Maxifuse	Spare
51	Fuse / Maxifuse	Spare
52	Fuse / Maxifuse	Spare
53	Fuse / Maxifuse	Fuse Puller

Pontiac Bonneville (2005)

(3.8L V6 Engine)

No.	Type	Usage
1	Fuse	Not Used
2	Fuse	Accessory
3	Fuse	Windshield Wipers
4	Fuse	Not Used
5	Fuse	Headlamp Low-Beam Left
6	Fuse	Headlamp Low-Beam Right
7	Fuse	Spare
8	Fuse	Powertrain Control Module Battery
9	Fuse	Headlamp High-Beam Right
10	Fuse	Headlamp High-Beam Left
11	Fuse	Ignition 1
12	Fuse	Not Used
13	Fuse	Transaxle
14	Fuse	Cruise Control
15	Fuse	Direct Ignition System
16	Fuse	Injector Bank #2
17	Fuse	Not Used
18	Fuse	Not Used
19	Fuse	Powertrain Control Module Ignition
20	Fuse	Oxygen Sensor
21	Fuse	Injector Bank #1
22	Fuse	Auxiliary Power
23	Fuse	Cigar Lighter
24	Fuse	Fog Lamps / Daytime Running Lamps
25	Fuse	Horn
26	Fuse	Air Conditioning Clutch
27	Relay	Headlamp High Beam
28	Relay	Headlamp Low Beam
29	Relay	Fog Lamps
30	Relay	Daytime Running Lamps
31	Relay	Horn
32	Relay	Air Conditioning Clutch
33	Relay	HVAC Solenoid
34	Relay	Accessory
35	Relay	Not Used
36	Relay	Starter 1
37	Relay	Cooling Fan 1
38	Relay	Ignition 1
39	Relay	Cooling Fan Series/Parallel
40	Relay	Cooling Fan 2
41	Circuit Breaker	Starter
42	Fuse	Not Used
43	Fuse	Not Used
44	Fuse	Antilock Brake System
45	Fuse	Not Used
46	Fuse	Cooling Fan 1
47	Fuse	Cooling Fan 2
48	Fuse	Spare
49	Fuse	Spare
50	Fuse	Spare
51	Fuse	Spare
52	Fuse	Spare
53	Fuse Puller	Fuse Puller

(4.6L V8 Engine)

No.	Type	Usage
1	Fuse	Assembly Line Diagnostic Link
2	Fuse	Accessory
3	Fuse	Windshield Wipers
4	Fuse	Not Used
5	Fuse	Headlamp Low-Beam Left
6	Fuse	Headlamp Low-Beam Right
7	Fuse	Instrument Panel
8	Fuse	Powertrain Control Module Battery
9	Fuse	Headlamp High-Beam Right
10	Fuse	Headlamp High-Beam Left
11	Fuse	Ignition 1
12	Fuse	Fog Lamps
13	Fuse	Transaxle
14	Fuse	Cruise Control
15	Fuse	Coil Module
16	Fuse	Injector Bank #2
17	Fuse	Not Used
18	Fuse	Not Used
19	Fuse	Powertrain Control Module Ignition
20	Fuse	Oxygen Sensor
21	Fuse	Injector Bank #1
22	Fuse	Cigar Lighter #2
23	Fuse	Cigar Lighter #1
24	Fuse	Daytime Running Lamps
25	Fuse	Horn
26	Fuse	Air Conditioner Clutch
27	Relay	Headlamp High Beam
28	Relay	Headlamp Low Beam
29	Relay	Fog Lamps
30	Relay	Daytime Running Lamps
31	Relay	Horn
32	Relay	Air Conditioner Clutch
33	Relay	Air Control Valve
34	Relay	Spare
35	Relay	Accessory
36	Relay	Starter 1
37	Relay	Cooling Fan 1
38	Relay	Ignition 1
39	Relay	Cooling Fan Series/Parallel
40	Relay	Cooling Fan 2
41	Circuit Breaker	Starter
42	Fuse	Not Used
43	Fuse	Not Used
44	Fuse	Anti-Lock Brake System
45	Fuse	Air Pump
46	Fuse	Cooling Fan 1
47	Fuse	Cooling Fan 2
54	Fuse	Spare

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