NEW GM POWER STEERING PUMP OEM GM 88965512, 88965484, ACD 26114951. THE HYDRAULIC STEERING SYSTEM IN YOUR CAR IS COMPRISED OF A NUMBER OF HIGH-STRESS COMPONENTS THAT ARE EXPOSED TO EXTREME HEAT, CHEMICALS, AND PRESSURE. THE POWER STEERING PUMP IS A CRITICAL COMPONENT OF THIS, FORCING HYDRAULIC FLUID INTO THE RACK AND PINION (OR STEERING BOX), ASSISTING THE MOVEMENT OF THE STEERING WHEEL. WITH AGE, A POWER STEERING PUMP WILL BEGIN TO MAKE GRINDING OR SQUEALING NOISES AT FULL LOCK, INDICATING BEARING WEAR. BAD SEALS AND LEAKS ARE ALSO A COMMON FAILURE POINT OF POWER STEERING PUMPS. THIS IS THE PERFECT NEW OEM GM REPLACMENT FOR YOUR CAR. FITS: 2006-2009 SSR, 2004-2007 BUICK RAINIER W/ 4.2L V6 & 5.3L V8, 2005-2009 CHEVROLET TRAILBLAZER W/ 4.2L V6 & 5.3L V8, 2006 CHEVROLET TRAILBLAZER EXT W/ 5.3L V8, 2005-2009 GMC ENVOY W/ 4.2L V6 & 5.3L V8, 2005-2009 GMC ENVOY XL W/ 5.3L V8, 2005 SAAB 9-7X W/ 4.2L V6 AND 5.3L V8
