2015 GMC Sierra 1500 (3rd gen K2, 2014–2018)

2015 GMC Sierra 1500 (3rd gen K2) — your manual, maintenance jobs, and shopping shortcuts.

Model year2015
Generation3rd gen K2
Manual sourceOEM owner manual + aftermarket guides

Manuals & downloads

Common repair guides

Brake care Oil change at home Battery replacement Wiper blade replacement Tires & rotation Side mirror replacement Air filter service Transmission fluid service Spark plug replacement Coolant flush & fill EV charging & port care High-voltage battery care

Maintenance supplies on Amazon

As an Amazon Associate we earn from qualifying purchases. Verify fitment (year, trim, engine) in the owner manual before you buy.

Accessories & upgrades