120, "Tire Selection and Rims for Motor Vehicles other than Passenger Cars ... contact GMC at 1-800-462-8782 or Chevrolet at 1-800-222-1020. Share your opinion on the 2001 GMC Sierra 1500.

The 2001 model year for GMC contains a new level of high-capacity pickup truck. The Sierra 2500 and 3500 are both upgraded to the GMT800 platform sharing styling as well as construction with the ...