GMC Acadia Fuse Box: What Each Fuse Does

From the 2026 GMC Acadia owner's manual. 3 fuse boxes listed.

Engine compartment fuse block

FuseCircuit
F01SPARE
F02SPARE
F03FRT_WIPER – Front Wiper
F04SPARE
F05SPARE
F06HDLP RT – Headlight Right
F07RR_WIPER – Rear Wiper
F08SPARE
F09RR DEFOG – Rear Defog
F10ELM_4 – Exterior Lighting Module 4
F11HDLP LT – Headlight Left
F12HORN
F13SPARE
F14SPARE
F15SPARE
F16RR_WPR_CTRL – Rear Wiper Control
F17RLY COIL GND – Relay Coil Ground
F18DC DC BATT1 – Direct Current Direct Current Battery 1
F19ELM7 – Exterior Lighting Module 7
F20SPARE
F21SPARE
F22ELM_5 – Exterior Lighting Module 5
F23WIPER_DE_ICE
F24EBCM1 – Electronic Brake Control Module 1
F25ELM_3 – Exterior Lighting Module 3
F26SPARE
F27TRLR_STP_TRN_LT– Trailer Light Stop Left
F28TRLR_STP_TRN_RT – Trailer Light Stop Right
F29WASH
F30AERO SHUTTER
F31SPARE
F32PCM – Power Control Module
F33SPARE
F34SPARE
F35PCM – Power Control Module
F36STRTR MTR – Starter Motor
F37AC CLUTCH GAS – Alternating Current Clutch Gas
F38SOL CP_TURBO BYPASS – Solenoid Turbo Bypass
F39COIL ODD
F40SPARE
F41SNSR MAF/IAT/H/P SNSR O2H MTR EVAPP
F42SPARE
F43SPARE
F44SPARE
F45SPARE
F46SPARE
F47SPARE
F48SPARE
F49SPARE
F50E-PHASER – Electronic Phaser
F51SPARE
F52PCM 2 – Power Control Module 2
F53SPARE
F54AIR_PUMP
F55SPARE
F56STRTR PINION
F57WATER PUMP
F58SERVICE FUSE
F59SERVICE FUSE
F60SERVICE FUSE
F61SERVICE FUSE
F62SERVICE FUSE
F63SERVICE FUSE

Source: owner's manual, PDF pages 284, 285.

Instrument panel fuse block

FuseCircuit
F01BLOWER MOTOR
F02SPARE
F03SCL – Steering Column Lock
F04SPARE
F05BCM 2 – Body Control Module 2
F06OHC – OnStar Hands-Free Calling
F07STEERING WHEEL CONTROL
F08TELEMATICS
F09S658_A505/A15_BAT 1
F10RAIN SNR/UGDO – Rain Sensor/Universal Garage Door Opener SPARE
F11HVAC & TPIM_HUD – Heating, Ventilation, and Air Conditioning and Traction Power Inverter Module_Head-Up Display
F12RC_E600
F13CGM & DLC – Central Gateway Module and Data Link Connector
F14EBCM & PCM – Electronic Brake Control Module and Power Control Module
F15AUX DISPLAY
F16APO_RR_CARGO – Auxiliary Power Outlet_Rear_Cargo
F17SDM_AOS – Sensing Diagnostic Module_Automatic Occupant Sensor SPARE
F18LF & RF_A766_DR & CO-DR_A765
F19ELM RC – Exterior Lighting Module Ride Control
F20VKM – Virtual Key Module SPARE
F21VCU_BATT 1 & 2 – Virtual Cockpit Unit Battery 1 and 2
F22SDM – Sensing Data Module
F23APO ROW 1 – Auxiliary Power Outlet Row 1
F24WCM – Wireless Charging Module
F25HVPO – High Voltage Power Outlet
F26SPARE
F27AUX
F28LRR – Long Range Radar
F29SRR – Short Range Radar
F30–
F31BCM 3 – Body Control Module 3
F32HSWM – Heated Steering Wheel Module
F33–
F34CPM – Column Position Module
F35AMPLIFIER
F36DC/DC BATT 2 – Direct Current/Direct Current Battery 2
F37BCM 4 – Body Control Module 4
F38AMPLIFIER 2
F39ELM 6 – Exterior Lighting Module 6
F40DCAC – Direct Current Alternating Current

Source: owner's manual, PDF pages 287, 288.

Rear compartment fuse block

FuseCircuit
F01RR_BLOW – Rear Blower
F02DSP_CODR – Door Switch Panel_Code
F03TAILGATE
F04TRLR_BAT 1 – Trailer Battery 1
F05ACP 2 – AWD Control Processor 2
F06PWR_FOLD_SEAT_L_R – Power Fold Seat Left and Rear
F07DSP – Door Switch Panel
F08SPARE
F09LAMPS_RT – Right Lights
F10SPARE
F11SPARE
F12SPARE
F13LAMPS_LT – Left Lights
F14SP_DRVR
F15MSM_DRIVER – Memory Seat Module Driver
F16MTR PFTS_ROW 2_L
F17FRT
F18SBP_CO_DRIVER
F19MTR PFTS_ROW 2_R
F20SPARE
F21RFA – Remote Function Actuator
F22SPARE
F23SPARE
F24SPARE
F25SPARE
F26CANISTER
F27UPA – Universal Park Assist
F28RDCM – Right Door Control Module
F29SBZA – Side Blind Zone Assist
F30TRLR_PRK_LMP – Trailer Park Light
F31FCM – Front Camera Module
F32SPARE
F33ROW 2_BAT 1 – Second Row Battery 1
F34SPARE
F35SPARE
F36ROW 2_BAT 2 – Second Row Battery 2
F37SPARE
F38SPARE
F39SPARE
F40TRLR_BACK_UP – Trailer Backup Light
F41ELM 2 – Exterior Lighting Module 2
F42DSP – Door Switch Panel
F43POWER FOLD SEAT SW/ N 3_ROW
F44OUT_OF_PARK_DISABLE
F45TRAILER_BRAKE
F46ACP 3 – AWD Control Processor 3
F47FTZM – Fuel Tank Zone Module
F48SP_PASS
F49SPARE
F50ELM 1 – Exterior Lighting Module 1

Source: owner's manual, PDF pages 290, 291.

Listings are copied as text from the manual's fuse tables (AI-assisted; every circuit name was matched against the cited pages 2026-10-18). Fuse layouts can differ by trim and year; check the label on the fuse box cover before replacing a fuse, and always use the same amp rating.

Confirm with your own manual, dipstick or door-jamb label.
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