2018 GMC Savana 3500 Service and Repair Manual
This factory service and repair manual for the 2018 GMC Savana 3500 has eight body configurations to cover: cargo vans in three-door standard, three-door extended and four-door standard form, passenger vans in those same three plus a four-door extended, and the two-door cutaway. Three engines serve them, a 4.3L overhead-valve V6 on flex fuel or gasoline, a 6.0L V8 that can be built for gasoline, compressed natural gas or flex fuel, and a 2.8L twin-cam turbo-diesel four. Base, LS and LT are the trims.
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 extended passenger van
- 3-door standard passenger van
- 3-door standard cargo van
- 4-door standard passenger van
- 2-door cutaway van
- 4-door standard cargo van
Trims covered
- Base
- LS
- LT
Known issues on the 2018 Savana 3500. Three owner complaints are logged with NHTSA for this model year, one each on the engine, the suspension and the service brakes. Spread that thin, they point at nothing systemic, which leaves the manual to be used the way it was written: engine specifications and procedures kept separate for the V6, the V8 and the turbo-diesel four, suspension torque values given by configuration, and brake diagnostics laid out as a sequence to work through rather than a parts list.
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 347 technical service bulletins on file with NHTSA.
