GMC Terrain Wiring Harness Replacement

Used OEM SPL-12657331 0 Hollander 26465855, 26512983, 26595800
✓ In Stock

2018-2026 GMC Terrain Rear Axle Differential Wiring Harness (Used OEM)

Partslink #: SPL-12657331

This is a rear axle differential wire harness.

Condition: Excellent (A)
Mileage: 44,000 miles

$114.95 View part →
Used OEM 596-GM9H26 0 Hollander 26489373, 26489377
✓ In Stock

2025-2026 GMC Terrain Front Grille Mounted Video Camera with Harness (Used OEM)

Partslink #: 596-GM9H26

This camera projector is for vehicles with a grille-mounted front camera. It includes the wiring harness.

Condition: Excellent (A)
Mileage: 44,000 miles

$272.95 View part →

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Wiring Harness Compatibility for GMC Terrain

Browse our selection of quality wiring harness parts designed specifically for your GMC Terrain. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

AT4 · Base · Black Edition · Denali · Elevation · SL · SLE · SLT

Body Types

SUV

Engine Options

L4 1.5L · L4 1.6L · L4 2.0L

Transmissions

Automatic · Automatic CVT

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