2018 Chevrolet Express 4500 Service and Repair Manual

This factory service and repair manual for the 2018 Chevrolet Express 4500 rests on one engine wearing three fuel arrangements: the 6.0L overhead-valve V8 of 364 cubic inches, set up for gasoline, for compressed natural gas, or for flex-fuel. The mechanical procedures are common across all three; the storage, metering and emissions procedures are not, and the manual separates them. The vehicle itself is a two-door cutaway in Base trim, delivered as a cab and frame for someone else to finish.

Engines covered

• 6.0L V8 (364 cu in) — OHV, naturally aspirated, gasoline or CNG or flex-fuel

Body styles covered

• 2-door cutaway

Trims covered

• Base

Known issues on the 2018 Express 4500. Coverage is the point, and it extends across the whole vehicle as Chevrolet delivers it: engine assembly and control diagnosis, fuel work for each of the three fuel setups, transmission and driveline overhaul, rear axle service, brake hydraulic and antilock procedures, steering and suspension specifications, climate control, and complete wiring diagrams for the cab.