2022 GMC Sierra 3500 HD (4th gen T1, 2020–2025)

2022 GMC Sierra 3500 HD (4th gen T1) — your manual, maintenance jobs, and shopping shortcuts.

Model year2022
Generation4th gen T1
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

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Accessories & upgrades