- OEM Fit: Designed as an original equipment (OE) product, these cam solenoids ensure precise mounting alignment and secure electrical connections, effectively reducing rough idling and enhancing fuel efficiency for your vehicle's optimal performance. - Premium Quality: Constructed with an aluminum body and spool, this exhaust solenoid features a surface-treated micro-finish that increases wear resistance and minimizes the risk of sticking due to sludge buildup, providing superior durability compared to standard solenoids. - Compatibility: This solenoid is compatible with various engine sizes, including 4.2L, 3.7L, 3.5L, 2.9L, and 2.8L. It fits a wide range of vehicles from 2002-2009 Chevrolet Trailblazer, 2004-2012 GMC Canyon, 2003-2008 Isuzu Ascender, 2004-2007 Buick Rainier, 2002-2004 Oldsmobile Bravada, and 2005-2009 Saab 9-7x. Always verify compatibility with the full list of models provided in the product description. - Replaces OEM Part Numbers: This solenoid substitutes several OEM part numbers, including 12615873, 12602516, 12568078, 12576768, 12597025, 8125680780, 8125767680, 8125970250, 8126025160, 8126158730, and 917-010, making it a reliable choice for repairs. - Diagnostic Codes: This solenoid effectively addresses Common Engine Light (CEL) codes P0013, P0014, P0016, and P0017, restoring proper functionality and operation to your engine. Applications: 1. Ideal for restoring engine performance in vehicles showing symptoms of rough idling or reduced fuel efficiency. 2. Suitable for mechanics performing routine maintenance or repairs on compatible Chevrolet, GMC, Isuzu, Buick, or Saab models. 3. An excellent choice for restoring function in vehicles affected by specific diagnostic trouble codes related to timing and camshaft actuation issues.