S-series. 4.3l. Vapor canister, all, 2.2L. S-series. 2.2l. 4.6L, all. Helps reduce harmful pollutants from entering the atmosphere Captures fuel vapors to be re-burned in the engine This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Stud

2.2L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

M.A.P Sensor

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 This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors

Detects oxygen content in the exhaust gases to help optimize emissions This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors