Fitment: for 1985-2004 Chevy Impala, for 1988-1998 Chevy Silverado K1500, for 1984-2003 Buick Century, for 1992-1997 GMC Yukon, for 1987-1995 Jeep Wrangler, for 1999-2003 Oldsmobile Alero - most for GM vehicles
How it work: Replacement map sensors the changes in the intake manifold or vacuum pressure during various engine operating loads and sends a corresponding signal to the ECU. Also safe your time and money, just need to change the old one to the new one.
Note: Please enter your Vehicle Type / Year / Make / Model / Trim / Engine of your car in the amazon confirmed fit on the top of the page before purchasing
Map Manifold Absolute Pressure Sensor - Replacement for 1985-2004 Chevy Impala, for 1988-1998 Silverado K1500, for 1997-2003 Malibu, for 1984-2003 Buick Century, for 1992-1997 GMC Yukon