Description: LaCrosse. 3.8l. Grand Prix. 3.8l. Helps maintain controlled air flow to proper air injection components This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Description: California emissions. 4.6L. Air injection system, 3.5L. Valve to Right Inlet Pipe. Helps maintain controlled air flow to proper air injection components This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Description: Helps provide a leak-free seal Allows exhaust pollutants to enter the engine for re-burn Helps the engine emission system operate properly This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Description: Impala, Monte Carlo. 3.8l. All models. 3.8l. Grand Prix. 3.8l. LaCrosse. 3.8l. 2000-03. Bonneville, LeSabre. 3.8l. Lucerne. 3.8l. 2004-05. Riviera. Without supercharger, 1997. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Description: LaCrosse. Federal emissions, 3.6L. Aztek, Rendezvous. 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 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

Description: Impala, Monte Carlo. 3.5l, 3.9l. Federal. LaCrosse. 3.6L with flex fuel. Impala, Monte Carlo. 3.6l. All. Grand Prix. 5.3l. 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

Description: Location-Engine Bay. 3.6L. Permits fuel vapors to enter the engine Sends fuel vapors to the engine for re-burn This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Description: Terraza, Uplander. Impala, Monte Carlo. Relay. Location-Vapor Canister. Round Filter. GTO. Without round shape valve. Grand Prix. 3.6L. Montana SV6. Controls fresh air flow to the canister Sends fuel vapors to the engine for re-burn Helps control fuel tank pressure This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors