GMC Sierra 2500 Radio Wiring Harness Replacement

Metra Electronics 70-1858 WARNING CA Proposition 65: Yes 0 Aftermarket
✓ In Stock

1999-2002 GMC Sierra 2500 Radio Wiring Harness (Metra Electronics)

Partslink #: 70-1858

Plugs In To Car Harness At Radio; 21 Pin

$21.05 View part →
Metra Electronics 71-1858 WARNING CA Proposition 65: Yes 0 Aftermarket
✓ In Stock

1999-2004 GMC Sierra 2500 Radio Wiring Harness (Metra Electronics)

Partslink #: 71-1858

21 Pin Plugs Into OEM Radio; For Power/4-Speaker

$36.96 View part →
Metra Electronics 70-1858-1 WARNING CA Proposition 65: Yes 0 Aftermarket
✓ In Stock

1999-2002 GMC Sierra 2500 Radio Wiring Harness (Metra Electronics)

Partslink #: 70-1858-1

$39.06 View part →
Metra Electronics 71-2003-1 WARNING CA Proposition 65: Yes 0 Aftermarket
✓ In Stock

2003-2004 GMC Sierra 2500 Radio Wiring Harness (Metra Electronics)

Partslink #: 71-2003-1

Plugs Into OEM Radio; 24 Pin; Power 4-Speakers; Fully Terminated

$73.68 View part →

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Radio Wiring Harness Compatibility for GMC Sierra 2500

Browse our selection of quality radio wiring harness parts designed specifically for your GMC Sierra 2500. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

Base · SL · SLE · SLT · WT

Body Types

Cab & Chassis · Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup

Engine Options

V8 5.3L · V8 6.0L

Transmissions

Automatic · Manual

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