Crankshaft Position Sensor

Front, 3.8L. Impala, Monte Carlo. 3.8l. Park Avenue. LaCrosse. 3.8l. Bonneville, LeSabre. 3.8l. Lucerne. 3.8l. Riviera. Grand Prix. 6 cylinder. All. Helps keep engine timing and fuel injection running in sync Helps provide proper alignment, positioning, and spacing for easy installation Synchronizes engine valves and pistons for excellent engine performance

Mass Air Flow Sensor

All models. 3.3l. 6 cylinder. Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Manufactured to meet expectations for fit, form, and function

Sfi. All models. 3.1l. All models. 3.3l. All models. 3.8l. With supercharger. Riviera. Electronically informs the ECM of the throttle valve angle Used to regulate the fuel and ignition system

ECM

6 cylinder. All models. 3.3l. 1992-95, 3.3L. This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Dictates the operation of your vehicle's vital systems, which is critical to the performance of your vehicle

ACDelcoâ„¢ Engine Coolant Temperature Sensor