Looking for GMC Savana fuse box diagrams across multiple model years? This article brings everything together with clear diagrams for GMC Savana 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 and 2026 , along with precise fuse panel locations and a complete breakdown of fuse and relay assignments (fuse layout) to make electrical troubleshooting straightforward and efficient.
Fuse Box Locations Fuse Box Diagrams 2003, 2004, 2005 2006, 2007 2008, 2009, 2010 2011, 2012, 2013, 2014, 2015, 2016, 2017 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 FAQ
The floor console fuse block is located under the driver’s seat.
The fuse block is located in the engine compartment on the driver side of the vehicle.
Assignment of the fuses in the engine compartment (2003, 2004, 2005)
Fuse Data
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No. Description 1 Radio Battery 2 Powertrain Control Module Battery 3 Left Rear Turn Lamp 4 Right Rear Turn Lamp 5 Backup Lamps Trailer Wiring 6 Ignition 0 7 Stop Lamp 8 Right Rear Defogger/Heated Mirror 9 Right Daytime Running Lamp/Turn Signal 10 Left Daytime Running Lamp/Turn Signal 11 Truck Body Control Module 4 12 Fuel Pump 13 Trailer 14 Flasher 15 Horn 16 Truck Body Control Module 3 17 Trailer Stopfium Signal 18 Truck Body Control Module 2 19 Truck Body Control Module 20 Remote Function Actuator 21 Engine 2 22 Ignition E 23 Engine 1 24 Truck Body Control Module Ignition 1 25 Spare 26 RPA/lnside Rearview Mirror 27 Crankcase 28 Brake Transmission Shift Interlock System 29 Auxiliary Power Outlets 30 Cigarette Lighter 31 Instrument Panel Cluster 32 Air Conditioning 33 Spare 34 Vent 35 Spare 36 Vehicle Back Up 37 Supplemental Inflatable Restraint System 38 Powertrain Control Module Ignition 1 39 Oxygen Sensor B 40 Oxygen Sensor A 41 Windshield Wipers 42 Right Headlamp — Low Beam 44 Left Headlamp — High Beam 45 Right Headlamp — High Beam 46 Truck Body Control Module-Accessory 47 Front Windshield Wiper 46 Anti-Lock Brakes 49 Ignition A 50 Trailer 51 Climate Control Blower 52 Ignition B 63 Spare 64 Spare
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Assignment of the relays in the engine compartment (2003, 2004, 2005)
Fuse Data
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No. Description 53 Windshield Wiper 54 Air Conditioning 55 Spare 56 Headlamp — High Beam 57 Fuel Pump 58 Headlamp — Low Beam 59 Horn 61 Starter 62 Spare
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Assignment of the circuit breakers in the engine compartment (2003, 2004, 2005)
Fuse Data
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No. Description 60 Power Seat
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Assignment of the fuses in the Passenger compartment (2003-2007)
Fuse Data
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No. Description 1 Spare 2 Outside RearView Mirror 3 Courtesy Lamp/SEO 4 Left Rear Stop/Turn Signal 5 Cargo Locks 6 Right Rear Stop/Turn Signal 7 Driver Locks 8 Stop/Center High Mounted Stop Lamp 9 Climate Control 1 10 Climate Control 11 Brakes 12 Heated Mirror/Defogger 13 Right Rear Blower 14 Driver Turn Mirror 15 Door Locks 16 Upfitter Park 17 Not Available 18 Left Rear Park Lamp 19 Pass Turn Mirror 20 Right Rear Park Lamp 21 Trailer Park Lamp 22 Front Parle Lamp 32 Auxilary1 33 Auxilary2
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Assignment of the relays in the Passenger compartment (2003-2007)
Fuse Data
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No. Description 23 Window Residual Accessory Power 24 Auxiliary 25 Right Rear Defogger 26 Courtesy Lamp 27 Cargo Unlock 28 Driver Unlock 29 Park Lamp 30 Door Locks 31 Passenger Unlock
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Assignment of the circuit breakers in the Passenger compartment (2003-2007)
Fuse Data
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No. Description 34 Power Window
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Assignment of the fuses in the engine compartment (2006, 2007)
Fuse Data
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No. Description 1 Radio Battery 2 Powertrain Control Module Battery (Gas), FOH, Engine Control Module, Transmission Control Module Battery (Diesel) 3 Left Rear Turn Lamp 4 Right Rear Turn Lamp 5 Backup Lamps Trailer Wiring 6 Ignition 0 7 Stop Lamp 8 Right Rear Defogger/Heated Mirror 9 Right Daytime Running Lamp/Turn Signal 10 Left Daytime Running Lamp/Turn Signal 11 Truck Body Control Module 4 12 Fuel Pump 13 Trailer 14 Hazard Flashers 15 Horn 16 Truck Body Control Module 3 17 Trailer Stop/Turn Signal 18 Truck Body Control Module 2 19 Truck Body Control Module 20 Remote Function Actuator 21 Engine 2 (Gas), Spare (Diesel) 22 Ignition E 23 Engine 1 24 Truck Body Control Module Ignition 1 25 Spare (Gas), Fuel Heater (Diesel) 26 Inside Rearview Mirror 27 Crankcase 28 Brake Transmission Shift Interlock System 29 Auxiliary Power Outlets 30 Cigarette Lighter 31 Instrument Panel Cluster 32 Air Conditioning 33 Spare (Gas), Engine Control Module (Diesel) 34 Canister Vent Solenoid (Gas), Rear Fog Lamps (Diesel) 35 Airbag 36 Brake Transmission Shift Interlock, Vehicle Back-Up 37 Airbag 38 Powertrain Control Module Ignition 1 (Gas), Engine Control Module, Transmission Control Module, Glow Plug Control Module Ignition 1 (Diesel) 39 Oxygen Sensor B (Gas), Spare (Diesel) 40 Oxygen Sensor A 41 Windshield Wipers 42 Right Headlamp — Low Beam 43 Left Headlamp — Low Beam 44 Left Headlamp — High Beam 45 Right Headlamp — High Beam 46 Truck Body Controller- Accessory (Gas), Truck Body Controller, Transmission Control Module Accessory (Diesel) 47 Front Windshield Wiper 48 Anti-lock Brakes, Vehicle Stability Enhancement System 49 Ignition A 50 Trailer 51 Climate Control Blower 52 Ignition B 63 Spare (Gas), Engine Control Module Actuator (Diesel) 64 Spare
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Assignment of the relays in the engine compartment (2006, 2007)
Fuse Data
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No./Short-Code Description 53 Windshield Wiper 54 Air Conditioning 55 Spare (Gas), Rear Fog Lamps (Diesel) 56 Headlamp — High Beam 57 Fuel Pump 58 Headlamp — Low Beam 59 Horn SPARE (G), ECM (D) Spare (Gas), Engine Control Module (Diesel) STRTR Starter
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Assignment of the circuit breakers in the engine compartment (2006, 2007)
Fuse Data
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Short-Code Description PWR SEAT Power Seat
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Assignment of the fuses in the Passenger compartment (2003-2007)
Fuse Data
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No. Description 1 Spare 2 Outside RearView Mirror 3 Courtesy Lamp/SEO 4 Left Rear Stop/Turn Signal 5 Cargo Locks 6 Right Rear Stop/Turn Signal 7 Driver Locks 8 Stop/Center High Mounted Stop Lamp 9 Climate Control 1 10 Climate Control 11 Brakes 12 Heated Mirror/Defogger 13 Right Rear Blower 14 Driver Turn Mirror 15 Door Locks 16 Upfitter Park 17 Not Available 18 Left Rear Park Lamp 19 Pass Turn Mirror 20 Right Rear Park Lamp 21 Trailer Park Lamp 22 Front Parle Lamp 32 Auxilary1 33 Auxilary2
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Assignment of the relays in the Passenger compartment (2003-2007)
Fuse Data
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No. Description 23 Window Residual Accessory Power 24 Auxiliary 25 Right Rear Defogger 26 Courtesy Lamp 27 Cargo Unlock 28 Driver Unlock 29 Park Lamp 30 Door Locks 31 Passenger Unlock
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Assignment of the circuit breakers in the Passenger compartment (2003-2007)
Fuse Data
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No. Description 34 Power Window
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Assignment of the fuses in the engine compartment (2008, 2009, 2010)
Fuse Data
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No. Description 1 Left High-Beam Headlamp 2 Fuel Pump 3 Empty 4 Fuel Heater (Diesel) 5 Right High-Beam Headlamp 6 Empty 7 Left Low-Beam Headlamp 8 Right Stoplamp, Trailer Turn Signal 9 Right Low-Beam Headlamp 10 Daytime Running Lamps 2 (DRL) 11 Fuel System Control Module Ignition (Gas) 12 Daytime Running Lamps 1 (DRL) 13 Auxiliary Stoplamp 14 Fuel Operated Heater Module (Diesel) 15 Fuel System Control Module Battery (Gas) 16 Left Stoplamp, Trailer Turn Signal 17 Canister Vent Solenoid (Gas) 18 Empty 19 Empty 20 Body Control Module 1 21 Special Equipment Option (SEO) 22 Body Control Module 4 23 Body Control Module 6 24 Empty 25 Body Control Module 7 26 Body Control Module 3 27 Body Control Module 5 28 Empty 29 Empty 30 Instrument Panel Cluster 31 Empty 32 Brake Switch 33 Auxiliary Power Outlet 34 Airhag 35 Trailer Wiring 36 Steering Wheel Sensor (Gas) 37 Body Control Module 2 38 Cigarette Lighter, Data Link Controller 39 Windshield Wiper 40 Empty 41 Windshield Wipers 42 Empty 43 Horn 44 Transmission Control Module Battery 45 Empty 46 Oxygen Sensor 1 (Gas) 47 Transmission Control Module Ignition 48 Engine Control Module Ignition 49 Mass Airflow Sensor, Canister Vent 50 Engine Control Module, Powertrain 51 Transmission 52 Even Ignition Injectors (Gas) 53 Glow Plug Module (Diesel) 54 Engine Control Module Battery 55 Odd Ignition Injectors (Gas) 56 Oxygen Sensor 2 (Gas) 57 Air Conditioning Compressor 58 Fan Clutch (Diesel) 59 V6 Fuel Injectors (Gas) 60 Antilock Brake System Module (J-Case) 61 Antilock Brake System Motor (J-Case) 62 Trailer Wiring (J-Case) 63 Empty 64 Starter Solenoid (J-Case) 65 Engine Control Module (ECM), Powertrain (Diesel) (J-Case) 66 Front Blower (J-Case) 67 Empty 77 Body BEC (Mega Fuse)
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Assignment of the relays in the engine compartment (2008, 2009, 2010)
Fuse Data
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No. Description 68 Empty 69 Run, Crank (High Current Micro) 70 Windshield Wiper High (High Current Micro) 71 Windshield Wiper (High Current Micro) 72 Fuel Pump (Mini Micro) 73 Crank (High Current Micro) 74 Air Conditioning Compressor (Mini Micro) 75 Fan Clutch (Diesel) (Solid State) 76 Powertrain (High Current Micro)
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Assignment of the fuses in the Passenger compartment (2008, 2009, 2010)
Fuse Data
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No. Description 1 Climate Control 2 (HVAC) 2 Compass 3 Ignition Switch, Theft Deterrent System Module (PK3) 4 Upfitter Courtesy Lamps 5 Climate Control 1 (HVAC) 6 Empty 7 Instrument Panel Cluster 8 Audio System, Chime 9 Auxiliary Park Lamp 10 Auxiliary Trailer Back-up Lamps 11 Remote Function Actuator, Tire Pressure Monitor (TPM) 12 Climate Control (HVAC) Controls 13 Trailer Park Lamps 14 Front Park Lamps 15 Taillamps, Back-up Lamps 16 Empty 17 Steering Wheel Sensor 18 Outside Rearview Minor Switch 19 Empty 20 Empty 21 Rear Defogger 22 Outside Rearview Minor Heater 23 Empty 24 Empty 25 Cargo Door Unlock 26 Rear Door Lock 27 Front Door Lock 28 Rear Passenger Door Unlock 29 Upfitter Park Lamps 30 Front Passenger Door Unlock 31 Driver Door Unlock 32 Airbag System, Automatic Occupant Sensing (AOS) System 33 Right Rear Park Lamp 34 Left Rear Park Lamp 35 Upfitter Auxiliary 2 (J-Case) 36 Upfitter Auxiliary 1 (J-Case) 37 Rear Blower (J-Case) 38 Empty (J-Case)
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Assignment of the relays in the Passenger compartment (2008, 2009, 2010)
Fuse Data
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No. Description 39 Run (High Current Micro) 40 Park Lamps (High Current Micro) 41 Empty (Mini Micro) 42 Upfitter Auxiliary 2 (High Current ISO Relay) 43 Retained Accessory Power (RAP) (High Current Micro) 44 Rear Defogger (High Current Micro)
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Assignment of the circuit breakers in the Passenger compartment (2008, 2009, 2010)
Fuse Data
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No. Description 45 Power Window 46 Power Seats
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Assignment of the fuses in the engine compartment (2011-2017)
Fuse Data
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Type No. Description Mini Fuse 3 Right Stop/Turn Trailer Mini Fuse 4 Spare Mini Fuse 5 Spare Mini Fuse 6 Fuel System Control Module Ignition Mini Fuse 7 Body Control Module 5 Mini Fuse 8 Body Control Module 7 Mini Fuse 9 Body Control Module 4 Mini Fuse 10 Instrument Panel Cluster Mini Fuse 11 Trailer Wiring Mini Fuse 12 Interior Rear Vision Camera Module (2016–2017) Mini Fuse 13 Brake Switch (2011–2015) Mini Fuse 14 Windshield Washer Mini Fuse 16 Horn Mini Fuse 17 Transmission Mini Fuse 18 Air Conditioning Compressor Mini Fuse 19 Engine Control Module Battery Mini Fuse 20 Spare Mini Fuse 21 Left Stop/Turn Trailer Mini Fuse 22 Spare Mini Fuse 23 Spare Mini Fuse 24 Fuel Pump Mini Fuse 25 Auxiliary Power Outlet Mini Fuse 26 Body Control Module 3 Mini Fuse 27 Special Equipment Option Mini Fuse 28 Airbag Mini Fuse 29 Steering Wheel Sensor Mini Fuse 30 Engine Control Module Ignition / Glow Plug Module Mini Fuse 31 Transmission Control Module Ignition Mini Fuse 32 Transmission Control Module Battery Mini Fuse 33 Rear Parking Aid Module (2016–2017) Mini Fuse 34 Spare Mini Fuse 35 Fuel Operated Heater Module Mini Fuse 36 Fuel System Control Module Battery Mini Fuse 51 Left High-Beam Headlamp Mini Fuse 52 Right High-Beam Headlamp Mini Fuse 53 Left Low-Beam Headlamp Mini Fuse 54 Right Low-Beam Headlamp Mini Fuse 55 Wipers Mini Fuse 56 Canister Vent Solenoid Mini Fuse 58 Body Control Module 2 Mini Fuse 59 Body Control Module 1 Mini Fuse 61 Spare Mini Fuse 61 Oxygen Sensor 2 (Post), EV Fan (Diesel) Mini Fuse 62 O2 Sensor 2 / EV Fan (Diesel) (2016–2017) Mini Fuse 63 Spare Mini Fuse 64 Mass Air Flow / Canister Vent Mini Fuse 65 Odd Ignition / Injectors Mini Fuse 66 Daytime Running Lamps 2 (LOLVL-V22) (If Equipped) Mini Fuse 67 Daytime Running Lamps 1 (UPLVL+V22) (If Equipped) Mini Fuse 68 Auxiliary Stop Lamps Mini Fuse 69 Trailer Stoplamps (2016–2017) Mini Fuse 70 Spare Mini Fuse 71 Fuel Heater (2011–2015); Fuel Heater / Flex Fuel Sensor (2016–2017) Mini Fuse 72 Body Control Module 6 Mini Fuse 73 Lighter / Data Link Connection Mini Fuse 75 V6 Fuel Injectors Mini Fuse 76 Spare Mini Fuse 77 Oxygen Sensor 2 (Pre) Mini Fuse 78 Engine Control Module Powertrain Mini Fuse 79 Even Ignition / Injectors J-Case Fuse 1 ABS Motor J-Case Fuse 2 ABS Module J-Case Fuse 41 Spare J-Case Fuse 42 Trailer Wiring J-Case Fuse 43 Fan High J-Case Fuse 44 Starter Solenoid J-Case Fuse 45 Engine Control Module / Powertrain J-Case Fuse 46 Fuel System Control Module Battery (2011–2015) J-Case Fuse 47 Fan Low J-Case Fuse 74 Front Blower
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Assignment of the relays in the engine compartment (2011-2017)
Fuse Data
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No. Description 15 Run/Crank 37 Spare 38 Fuel Pump 39 Crank 40 Air Conditioning Compressor 48 Fan High 49 Powertrain 50 Spare 57 Fan Low 60 Fan Control
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Assignment of the fuses in the Passenger compartment (2011-2017)
Fuse Data
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No. Type Description F1 Mini Fuse Empty F2 Mini Fuse Steering Wheel Sensor F3 Mini Fuse Auxiliary Parking Lamps (Cut-Away) F4 Mini Fuse Front Park Lamps F5 Mini Fuse Trailer Park Lamps F6 Mini Fuse Upfitter Park Lamps F7 Mini Fuse Right Rear Park Lamp F8 Mini Fuse Left Rear Park Lamp F9 Mini Fuse Outside Rear View Mirror Switch F10 Mini Fuse Airbag / Automatic Occupant Sensing F11 Mini Fuse OnStar (If Equipped) F12 Mini Fuse Empty F13 Mini Fuse Heating, Ventilation and Air Conditioning 2 F14 Mini Fuse Heating, Ventilation and Air Conditioning 1 F15 Mini Fuse Empty F17 Mini Fuse Outside Rear View Mirror Heater F18 Mini Fuse Rear Window Defogger F19 Mini Fuse Compass F20 Mini Fuse Radio / Chime / XM Satellite Radio (If Equipped) F21 Mini Fuse Remote Function Actuator / Tire Pressure Monitor F22 Mini Fuse Ignition Switch / Discrete Logic Ignition Sensor (PK3) F23 Mini Fuse Instrument Panel Cluster F25 Mini Fuse Heating, Ventilation and Air Conditioning Control F26 Mini Fuse Auxiliary / Trailer Backup F27 Mini Fuse Taillamps Backup F30 Mini Fuse Upfitter Courtesy Lamps F31 Mini Fuse Front Door Lock F32 Mini Fuse Rear Door Lock F33 Mini Fuse Cargo Door Unlock F34 Mini Fuse Passenger Door Unlock F35 Mini Fuse Rear Passenger Door Unlock F36 Mini Fuse Driver Door Unlock F37 Mini Fuse Empty F38 Mini Fuse Empty F16 J-Case Fuse Upfitter Auxiliary 1 F24 J-Case Fuse Empty F28 J-Case Fuse Upfitter Auxiliary 2 / Reading Lamps F29 J-Case Fuse Rear Blower
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Assignment of the relays in the Passenger compartment (2011-2017)
Fuse Data
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No. Description K1 Run (High Current Micro) K2 Empty (High Current Micro) K3 Park Lamps (High Current Micro) K4 Uptitter Auxiliary 2 (High Current Mini) K5 Rear Defogger (High Current Micro) K6 Retained Accessory Power (RAP) (High Current Micro)
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Assignment of the circuit breakers in the Passenger compartment (2011-2017)
Fuse Data
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No. Description CB1 Power Seats CB2 Power Windows
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Assignment of the fuses in the Engine compartment fuse box
Fuse Data
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No. Description 1 ABS motor 2 ABS module 3 Right trailer stoplamp/ Turnlamp 4 – 5 – 6 Fuel system control module/ Ignition 7 Body control module 5 8 Body control module 7 9 Body control module 4 10 Instrument cluster 11 Trailer wiring 12 – 13 Interior Rear Vision Camera Module 14 Windshield washer 16 Horn 17 Transmission 18 A/C 19 Engine control module battery 20 Cutaway/Left stoplamp/Turnlamp 21 Left trailer stoplamp/Turnlamp 22 Cutaway/Right stoplamp/Turnlamp 23 from 2021: NOX Sensor (Diesel Only) 24 Fuel pump 25 Auxiliary power outlet 26 Body control module 3 27 Special equipment option 28 Airbag 29 Steering wheel sensor 30 Engine control module Ignition 31 Transmission control module/ Ignition 32 Transmission control module 1 battery/ Engine control module battery power (gas 6 cyl) 33 Rear parking aid module 34 from 2021: NOX Sensor (Diesel Only) 35 from 2021: Fuel Heater Control Module (Diesel Only) 36 Fuel system control module battery 41 Transmission control 2 module battery power 42 Trailer wiring 43 from 2021: Electro Viscous Fan Clutch (Diesel Only) 44 Starter solenoid 45 Engine control module/ Powertrain 46 AC DC inverter 47 Cooling fan – low 51 Left high-beam headlamp 52 Right high-beam headlamp 53 Left low-beam headlamp 54 Right low-beam headlamp 55 Wipers 56 Canister vent solenoid 58 Body control module 2 59 Body control module 1 61 Engine Oil Solenoid/ Crankcase Vent Heater (Diesel Only) 62 O2 sensor 2 63 – 64 Mass air flow/ Canister vent 65 Ignition/ Injectors – odd 66 Daytime running lamps 2 67 Daytime running lamps 1 68 Auxiliary stoplamps 69 External power for trailer 70 Upfitter stoplamps 71 Fuel heater/ Flex fuel sensor 72 Body control module 6 73 Lighter/ Data link connector 74 Front blower 75 2018: V6 fuel injectors 76 from 2021: Soot Sensors (Diesel Only) 77 O2 sensor 1 78 Engine control module/ Powertrain 79 Ignition/ Injectors – even
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Assignment of the relays in the Engine compartment fuse box
Fuse Data
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No. Description 15 Run/Crank 37 from 2021: NOX Sensor (Diesel Only) 38 Fuel pump 39 Crank 40 A/C compressor 48 from 2021: Electro Viscous Fan Clutch (Diesel Only) 49 Powertrain 50 – 57 Cooling fan – low 60 Cooling fan control
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Fuse Data
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№ Usage MR-1 Upfitter 1 MR-2 Upfitter 2 MR-3 Upfitter power control MR Rel 1 Upfitter 1 MR Rel 2 Upfitter 2
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Fuse Data
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Assignment of the fuses in the Passenger compartment fuse box
Fuse Data
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No. Description F1 – F2 Steering wheel sensor F3 Auxiliary parking lamps F4 Front parking lamps F5 Trailer parking lamps F6 Upfitter/Parking lamps F7 Right rear parking lamp F8 Left rear parking lamp F9 2018: Exterior rear mirror switch/ Door lock-unlock control upfitter F10 Airbag/Automatic occupant sensing F11 OnStar F12 2018-2020: ECM batt F13 HVAC 2 F14 HVAC 1 F15 2020-2022: Reflected LED display F16 Upfitter 1 F17 Exterior rearview heated mirrors F18 Rear window defogger F19 Compass F20 Radio/Chime/ SiriusXM satellite radio F21 Remote function actuator/Tire pressure monitor F22 Ignition switch/ Discrete logic ignition sensor / Pass Key 3 F23 Instrument cluster F24 – F25 HVAC control F26 Auxiliary/Trailer reverse lamps F27 Reverse lamps F28 Upfitter 2/ Reading lamps F29 Rear blower F30 Upfitter/ Courtesy lamps F31 Front door lock F32 Rear door lock F33 Cargo door unlock F34 Passenger door unlock F35 Rear passenger door unlock F36 Driver door lock F37 – F38 – CB1 Power seats (Circuit Breaker) CB2 Power windows (Circuit Breaker)
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Assignment of the relays in the Passenger compartment fuse box
Fuse Data
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No. Description K1 Run K2 – K3 Parking lamps K4 Upfitter 2 K5 Rear defogger K6 Retained accessory power
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