2014 Chevrolet Express 4500 Service and Repair Manual

This factory service and repair manual for the 2014 Chevrolet Express 4500 addresses a chassis that spends its working life under a body someone else built, so the coverage that matters most is mechanical and electrical rather than cosmetic. Two engines are documented, the turbocharged 6.6L diesel V8 of 403 cubic inches and the 6.0L V8 of 364 arranged for compressed natural gas or flex-fuel. The single body is the two-door cutaway, and the single trim is Base.

Engines covered

• 6.6L V8 (403 cu in) — OHV, turbocharged, diesel
• 6.0L V8 (364 cu in) — OHV, naturally aspirated, CNG or flex-fuel

Body styles covered

• 2-door cutaway

Trims covered

• Base

Known issues on the 2014 Express 4500. Owners have logged three complaints, two on the electrical system and one on the steering. That is a small sample, but electrical faults are exactly the kind of thing that gets harder once a coachbuilder's wiring joins the factory harness, and this manual gives the base circuits in full: diagrams, connector views, ground points and the tests that isolate a fault. Steering gear, pump, linkage and alignment procedures are set out with their specifications alongside.