Accessory Drive Belt Idler Pulley for Chevrolet Silverado Express Avalanche for GMC Savana Yukon Sierra 1500 2500 3500 Canyon Tensioner Pulley Guide Pulley No.36299/12555609
[Fitment] Suit for Chevrolet Avalanche 1500 05-06, for Chevrolet Express 1500 2012, for Chevrolet Express 2500 03-05 07-15, for Chevrolet Express 3500 03-04 06-07 09-10 12-16, for Chevrolet Silverado 1500 03-13, for Chevrolet Silverado 2500 HD 05-06 10-12, for Chevrolet Silverado 3500 02-06, for Chevrolet Silverado 3500 HD 07-11 13-16, for Chevrolet Tahoe 03 05 08 10-11 13-14, for GMC Canyon 2012, for GMC Envoy 2007. OE Number:36299/12555609/12669569
[Function] It Only guides the belt (fixed position, no tension adjustment), It maintains proper tension on the accessory drive belt (serpentine belt) to ensuring smooth operation. It guides and redirects the belt around various engine components, prevents the belt from rubbing or jumping off pulleys. It reduces belt vibration and wear, absorbs vibration from the spinning belt, prolonging belt and component life.
[Reliable Quality] No grooves, adopt with robust steel materials to withstand constant friction, heat, and mechanical stress, high strength enough to resists warping under tension, and handles heat well. Sealed Ball Bearing for smooth rotation, resists dirt/moisture, prolong the service life. Please check and replace the idler pulley when met issue like belt damage, belt chirping at startup or acceleration, visible wobbling when the engine runs etc.
[Installation] 1. Disconnect the battery and cool engine. 2. Locate the bad idler pulley, relieve belt tension and slide the serpentine belt off the idler pulley. 3. Remove the center bolt and pull the old idler pulley. 4. Install the new idler pulley and reinstall the serpentine belt properly. 5. Reconnect the battery terminal, start the engine to check no noises or wobbling. Note: Check tensioner or belt alignment if belt squeals, check bolt if pulley wobbles.
[Package] Include 1x Belt Idler Pulley. Outside Diameter: 90mm/3.54in, Width: 30.3mm/1.19in, Inside Diameter: 34.8mm/1.37in