2012 Gmc Sierra 2500 HD 6.6L Duramax V8 DIESEL A/T 4WD WT Extended Cab Pickup Fleetside Accessory Drive Belt Idler Pulley - 12634218

Select a Vehicle

2012 GMC Sierra 2500 HD 6.6L Duramax V8 DIESEL A/T 4WD WT Extended Cab Pickup Fleetside

Your Cart

View Cart

Find Parts That Fit:

Accessory Drive Belt Idler Pulley

Part Number: 12634218
Supersession(s): 14102597

❮

View Accessory Drive Belt Idler Pulley Full-Sized Product Image 1 of 6

View Accessory Drive Belt Idler Pulley Full-Sized Product Image 2 of 6

View Accessory Drive Belt Idler Pulley Full-Sized Product Image 3 of 6

❯

Pulley. Idler. Assembly - Belt. Accessory Drive Belt. Serpentine.
96.5mm Dia. Accessory Drive Belt Idler Pulley. Exc.Air Cond. Grooved. Replaces A/C Compressor. Single Alternator.

Accessory Drive Belt Idler Pulley

6 cylinder, 2.8 w/o AC, manual steering. 6.5 LITER DIESEL, w/o AC. 6.6 LITER DIESEL, grooved. 6.6 LITER TURBO DIESEL, grooved. DIESEL ENGINE. Express, Savana; 6.6L; LGH Engine; w/Heavy Duty Heater. Express, Savana; 6.6L; LGH Engine; w/Heavy Duty Heater; Grooved Pulley. Express, Savana; 6.6L; LMM Engine; w/Heavy Duty Heater. Express, Savana; Diesel Engines. Silverado, Sierra; 6.2L, 6.6L; Upper.
Drive Belt Idler Pulley - Repair or Replace
If you've noticed that the drive belt on your 2012 GMC Sierra 2500 HD is becoming worn or is making a squealing noise, your drive belt idler pulley may be worn out. Replacing your drive belt idler pulley may be the solution.