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Buick Park Avenue (1998 - 1999) - fuse box diagram

avatar Jonathan Yarden Jan 30, 2021 · 5 min. read

In this article you will find a description of fuses and relays Buick, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 1998, 1999

Instrument Panel Fuse Block

The instrument panel fuse block is located to the far right side under the instrument panel.

Buick Park Avenue - fuse box - main instrument fuse panel

Fuses Usage
SBM Interior Lamps
PDM PDM Module
A/C HVAC Motor, HVAC Mix Motors
IGN SEN EC Mirror, Driver HTS Seat, Rear Defog Relay, MEM Module, Cool LVL Sensor, Pass Heated Seat
ELC HVAC Flat Pk Mtrs, Electronic Level Control Sensor, Electronic Level Control Sensor (R Bec)
ABS Anti-Lock Brake System Module
HVAC HVAC Main Con Head, HVAC Programmer, IPC
CR CONT Stepper Motor Cruise, Cruise Switch
HUD HUD Switch, HUD Display
CSTR/SBM HVAC Programmer, Instrument Panel Cluster, SBM (275 to LCM) (1135 to BTSI SL)
LP PK L Underhood Lamp, L PK/ Sidemarker, L Park/Turn Lamp, SBM, L Tail Signal Lamp, L Tail/Stoplamp, L Rear Sidemarker
LP PK R Rt Pk/Sidemarker Lamp, Rt PK/Turn Lamp, Rt Tail/Sign Lamp, Rt Tail/Stoplamp, Rt Rear Sidemarker, Stop/Taillamp, Tail/Signal Lamp, License Lamp, RFA
RUN Run/Accessory
WSW Wiper Motor
Blank Not Used
WSW/RFA Wiper Switch, RFA, Rain Sense
B/U LP EC Mirror, Back-Up Lamps

Underhood Fuse Block

There are additional fuses located in the engine compartment on the passenger’s side of the vehicle.

Buick Park Avenue - fuse box - underhood

Position Usage
1 Not Used
3 Turn Signal
4 Pre-Oxygen Sensor, Post-Oxygen Sensor
5 SDM-R Module
6 PCM, MAF Sensor
7 AC Clutch
8 Brake Switch, Trans Shift, PCM/ EGR Ref, Lin EGR, Cnstr Purge Sol, Cnstr Purge SW
9 Horn Relay
10 Not Used
11 Not Used
12 Injectors #1-6
13 Ignition Module
14 Rt High Beam
15 Not Used
16 Lt High Beam
17 Not Used
18 Rt Low Beam
19 Lt Low Beam
20 Turn Signal, Stepper Mtr, Brake Lamp, CHMSL
21 Fuel Pump Relay (Wire in BEC)
22 Ignition Switch
23 In Key Module, PCM
24 To IP BEC-B/U Lamp
25 Flasher Module
26 Not Used
27 Not Used
28 Relay–Ignition
29 Relay–Horn
30 Relay–Cooling Fan #2
31 Relay–Starter
32 Not Used
33 Relay–Cooling Fan S/P
34 Relay–Cooling Fan #1
35 Relay–A/C CLU micro
36 Relay–Fuel Pump micro
37 BAT #1
38 HVAC Blower Motor
39 Low Speed Fan Relay
40 LCM Module
41 BAT #2
42 IGN
43 Starter
44 High Speed Fan Relay


Rear Compartment Fuse Block

Additional fuses are located in the fuse center under the rear seat. The rear seat cushion must be removed to access the fuses.

Buick Park Avenue - fuse box - rear compartment


Position Usage
1 Relay–Heated Backlite to Rear Grid
2 Relay–Rap
3 Relay–Trunk Release to Solenoid
4 Relay–ELC to Compressor
5 Memory Seat Module, Driver Seat Switch, Driver Lumbar SW
6 ELC Sensor, ELC Compressor Solenoid
7 Crank
8 Auxiliary Outlet (2 in Cn), Auxiliary Outlet (1 in St)
10 SBM Module
11 Radio/Phone
12 Sunroof
13 Not Used
14 Cell Phone Handset, Cell Phone Booster, CD Changer
15 Driver Door Module
16 Not Used
17 Amp, Radio Head
18 Driver Heated Seat Module
19 Rear Door Mod (2 LD)
20 Fuel Door Rel Solenoid, Trunk Release Relay, DLC
21 Not Used
22 IP Ashtray Cigarette Lighter
23 Not Used
24 Not Used
25 Passenger Heated Seat Module
26 Rt Rear Cig Lighter
27 Lt Rear Cig Lighte
28  RFA, Memory Seat Module, Driver Seat Switch

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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