GMC Terrain: Electrical System / Rear Compartment Fuse Block
The rear compartment fuse block is behind a trim panel on the side of the rear compartment.
Remove the trim plate to access the fuse block.
The vehicle may not be equipped with all of the fuses and relays shown.
Fuses Usage
F1 Exhaust fuel heater
F2 Liftgate
F3 Trailer auxiliary power
F4 Passenger Power Seat
F5 Memory seat module
F6 Sunroof
F7 Side blind zone alert
F8 Trailer reverse lamps
F9 Rear heated seat 1
F10 Park Lamps
F11 Rear heated seat 2
F12 –
F13 Trailer parking lamp
F14 Right trailer stoplamp/Turn signal lamp
F15 Left parking lamp
F16 Right parking lamp
F17 –
F18 Left trailer stoplamp/Turn signal lamp
F19 All-wheel drive
F20 Lumbar
F21 Rear auxiliary power outlet
F22 Rear drive unit
Relays Usage
K1 Right trailer stoplamp/Turn signal lamp
K2 Trailer reverse lamps
K3 Left trailer stoplamp/Turn signal lamp
K4 Parking lamps
K5 Selective catalytic reduction (SCR) – (diesel only)
Instrument Panel Fuse Block
The instrument panel fuse block is
under the instrument panel on the
driver side.
To access the fuses, press and
release the latch near the top center
square...
Other information:
GMC Terrain 2018-2025 Owners Manual: Stationary or Very Slow-Moving Objects
Warning ACC may not detect and react to stopped or slow-moving vehicles ahead of you. For example, the system may not brake for a vehicle it has never detected moving. This can occur in stop-and-go traffic or when a vehicle suddenly appears due to a vehicle ahead changing lanes. Your vehicle may not stop and could cause a crash. Use caution when using ACC. Your complete attention is al..
GMC Terrain 2018-2025 Owners Manual: Automatic Headlamp System
When the exterior lamp control is set to AUTO and it is dark enough outside, the headlamps come on automatically. There is a light sensor on top of the instrument panel. Do not cover the sensor; otherwise the headlamps will come on when they are not needed. The system may also turn on the headlamps when driving through a parking garage or tunnel. When it is bright enough outside, the he..
