Buy 2020 Gmc Sierra 2500 HD Denali Crew Cab Pickup Fleetside Serpentine Belt. 6.6 LITER DIESEL, w/dual Dual, Alt, Amp, DIESEL - OEM Gmc Part # 97300657

Belt - Fan. Serpentine Belt.
Dual Alternators. Exc.Air Cond. Serpentine Belt.

Serpentine Belt

6.6 LITER DIESEL, w/dual alternators. 6.6 LITER TURBO DIESEL, 105 amp, w/dual. All Models; 6.6L; w/AC; 105 Amp Alt; w/Dual Alt; All. All Models; 6.6L; w/AC; 105 Amp Alt; w/Dual Alt; California. All Models; 6.6L; w/AC; 105 Amp Alt; w/Dual Alt; Federal; LEV Emission. All Models; 6.6L; w/AC; 105 Amp Alt; w/o Dual Alt; All. Express, Savana; 6.6L Diesel; w/Dual Alternators; LMM Engine.
Drive Belt - Repair or Replace
A failing drive belt could affect the performance of your vehicle's auxiliary systems, not to mention a loud squealing sound from under the hood. Consider having having your drive belt inspected or replaced to keep your 2020 GMC Sierra 2500 HD running at its best.