1. Replacement Belt Tensioner & Pulley Assembly - Transports power to the alternator, power steering pump, air conditioning and keeps it running smoothly and effectively. It is designed for vehicles that needs an automatic belt tensioner. The torsional round spring design provides consistent tension for maximum durability.
2. Fits for Chevrolet / GMC / Cadillac / Buick / Hummer / Isuzu / Saab Vehicles - 2004 - 2007 Rainier / 2002 - 2008 Escalade / 2003 - 2008 Express 1500, 2500, 3500 / 2003 - 2006 SSR / 1999 - 2008 Silverado 1500 / 1999 - 2004 Silverado 2500 / 2000 - 2008 Suburban 1500, 2500 / 1999 - 2008 Sierra 1500 / 2001 - 2006 Sierra 3500 / 2000 - 2008 Yukon, XL 1500, XL 2500.
3. Replaces Part: 38158, 88929140, 38158, Gates 38158.
4. If you are experiencing grinding or squeaking noise from the front of your vehicle then you may have a problem with your serpentine belt tensioner. Power steering and AC may stop working and if it completely fails then you may experience overheating in the engine and your car may break down. Cracks and wear on the accessory belt may also be visible.
5. Material: plastic + iron
