2018 Chevrolet Express 3500 Service and Repair Manual
This factory service and repair manual for the 2018 Chevrolet Express 3500 opens on a base engine that is not a V8 at all: a 4.3L overhead-valve V6 of 262 cubic inches running gasoline or a flex-fuel blend. Above it sit the 6.0L V8, available on gasoline, natural gas or flex-fuel, and a turbocharged 2.8L inline-four diesel. Eight body configurations are documented, the widest spread of any year here, including four-door extended and standard passenger vans alongside the cargo versions and the two-door cutaway.
Engines covered
- 4.3L V6 (262 cu in) — OHV, naturally aspirated, flex-fuel or gasoline
- 6.0L V8 (364 cu in) — OHV, naturally aspirated, gasoline or CNG or flex-fuel
- 2.8L inline-four (171 cu in) — DOHC, turbocharged, diesel
Body styles covered
- 3-door extended cargo van
- 4-door extended passenger van
- 3-door standard cargo van
- 4-door standard passenger van
- 3-door extended passenger van
- 3-door standard passenger van
- 2-door cutaway van
- 4-door standard cargo van
Trims covered
- Base
- LS
- LT
Known issues on the 2018 Express 3500. Owners have logged eleven complaints against this year, four naming the electrical system, three the power train and one the steering. Electrical work is well supported in this manual, with wiring diagrams, connector views, ground locations and the step-by-step tests that separate a failed component from a failed circuit. Power train coverage runs from transmission diagnosis and overhaul through the propeller shaft and rear axle, and the steering sections carry gear service, linkage inspection and the torque values those joints require.
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This service bulletin provides information on Tire Sidewall Irregularities.
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customers vehicles that exhibit vibration conditions without utilizing the s
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
Showing the 8 most recent of 82 technical service bulletins on file with NHTSA.
