2010 Chevrolet Express 3500 Wiring Harnesses

Genuine GM wiring harnesses for the 2010 Chevrolet Express 3500, at wholesale prices. Harnesses carry the exact connectors and pinouts the modules expect, and they change with option content and build date. One-ton full-size van available as a passenger van, cargo van and cutaway.

Symptoms to look for

Rodent damage, corrosion at a connector, or a repair after collision work. On a full-size van, wheelbase, roof height and cargo versus passenger configuration all change part numbers here.

The case for genuine GM

• Central shipping origin. Dallas keeps wiring harnesses transit times short nationwide.
• Backed after the sale. If your wiring harnesses does not work out, we make it right.
• Factory warranty. Genuine wiring harnesses carry GM coverage aftermarket cannot match.

Ordering correctly

GM revises parts mid-production. The OEM catalog tracks those revisions; cross-reference tables usually do not. Send us your VIN and we will confirm the exact part number before you order. Orders in by 3pm Central usually go out the same day, with shipping calculated at real cost.