2020 GMC Sierra 3500 HD Tire Pressure

Recommended tire pressure for 2020 GMC Sierra 3500 HD varies from 60 psi to 70 psi for front tires and can range from 65 psi to 80 psi for rear tires.

The primary reference for 2020 GMC Sierra 3500 HD tire inflation is the vehicle's owner manual, which provides detailed instructions on optimal tire pressures under various conditions. Additionally, the tire information placard, typically located on the driver's side door edge, door post, glove box door, or near the fuel door, offers quick reference to the correct pressures for both front and rear tires.

2020 GMC Sierra 3500 HD Tire Inflation Chart

Tire Size Front Tires Rear Tires Trims
LT235/80R17 70 psi 65 psi
  • (Dual Rear Wheel)
  • Denali (Dual Rear Wheel)
  • SLE (Dual Rear Wheel)
  • SLT (Dual Rear Wheel)
LT275/65R20 60 psi 80 psi
  • AT4
  • Denali
  • SLE
  • SLT
LT275/70R18 60 psi 80 psi
  • AT4
  • Base Model
  • SLE
  • SLT

Recommended Tire Pressure for GMC Sierra 3500 HD Models

GMC

All listed guides, data and/or calculations are for informational purposes only. TirePressure.com does not warrant or make any representations regarding the accuracy of or the results of the use of this information. Always refer to vehicle owner's manual for the correct tire pressure configuration.