2012 Gmc Sierra 2500 HD 6.6L Duramax V8 DIESEL A/T 4WD WT Extended Cab Pickup Fleetside Accessory Drive Belt Idler Pulley - 12678295

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

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

Accessory Drive Belt Idler Pulley

Part Number: 12678295
Supersession(s): 12642705

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Accessory Drive Belt Idler Pulley.
Accessory Drive Belt Idler Pulley. For Supercharger Belt. Grooved.

Accessory Drive Belt Idler Pulley

Fits Camaro, Corvette, CT5, CTS

6.2 LITER SUPERCHARGED, grooved, 77mm diameter. 6.2 LITER, W/SUPERCHARGER, grooved, 36MM. Camaro; 6.2L; w/Supercharger; Grooved; 77mm. CT5; 6.2L; Grooved; 77MM. SUPERCHARGER BELT; Corvette; w/Grooves; Upper. W/SUPERCHARGER, grooved, 77mm, w/o ZR1.
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.