Sensors for 2003 Buick Century
No.
Part # / Description / Price
Price
1
Exhaust Gas Recirculation (EGR) Valve 
GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $283.70
$157.45
MSRP $283.70
$157.45
2
Exhaust Gas Recirculation (EGR) Valve Cover Gasket GM
GM 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
MSRP $19.72
$11.92
MSRP $19.72
$11.92
4
$5.90
5
Heated Oxygen Sensor GM
GM Description: 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
MSRP $110.24
$61.18
MSRP $110.24
$61.18
5
Heated Oxygen Sensor GM
GM Description: 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
MSRP $121.78
$67.59
MSRP $121.78
$67.59
6
Acdelco™ Vapor Canister GM
GM Description: Impala, Monte Carlo. All models. Grand Prix. 3.8l. Egr valve & sensors. 3.5L.
6
Vapor Canister GM
GM Description: Impala, Monte Carlo. All models. Grand Prix. 3.8l. Egr valve & sensors. 3.5L. 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
MSRP $336.23
$184.92
MSRP $336.23
$184.92
8
Purge Control Valve GM
GM Description: Egr valve, vapor canister and sensors. Impala, Monte Carlo. 3.4l. Federal emissions, 3.4L. Aztek, Rendezvous. 3.4l. California emissions. 3.4L, 2002-05. Egr valve & sensors, 3.1L. 3.1L, 2000-01. 3.4L, 2000-01.
8
Vapor Canister Vent Solenoid GM
GM 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
MSRP $49.60
$30.01
MSRP $49.60
$30.01
8
Acdelco™ Vapor Canister Purge Solenoid GM
GM Description: Terraza, Uplander. Impala, Monte Carlo. Location-Vapor Canister. Round Filter. GTO. Without round shape valve. 3.6L. Montana SV6.
9
Vapor Canister Solenoid Valve Bracket GM
GM Description: 2nd design. 3.8L. 3.4L, 2002-05. 3.5L. 3.4L, 2000-01. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
1
Lower Housing GM
GM Description: 1999-04 without supercharger. 3.1L, 1999-2002. 3.8L, without supercharger.
$45.63
$45.63
2
Multi-Purpose Insulator GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $4.89
$3.36
MSRP $4.89
$3.36
3
Air Cleaner Upper Housing GM
GM Description: 3.4L. 1999-04. 3.1L, 1999-2002. 3.8L. without supercharger. Helps hold your vehicle's air cleaner in place
Helps protect air cleaner from the elements
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
4
Air Filter GM
GM Description: Impala, Monte Carlo. 3.4L. 3.8L, 1999-2003. 1999-04 with supercharger. 3.1L, 1999-2002. 3.8L, 2005-08. 3.6L. Grand Prix. 3.8L, 2004. Helps trap airborne particles before they enter the engine
Excellent filter capacity and efficiency
Allows airflow restriction to the engine for performance
Equipped with tight seals to keep unfiltered air from entering the combustion chamber
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
MSRP $29.02
$17.56
MSRP $29.02
$17.56
4
Acdelco™ Engine Air Filter GM
GM Description: Impala, Monte Carlo. 3.4L. 3.8L, 1999-2003. 1999-04 with supercharger. 3.1L, 1999-2002. 3.8L, 2005-08. 3.6L. Grand Prix. 3.8L, 2004.
5
Air Cleaner Cover GM
GM Description: 3.4L. 3.8L, 1999-2003. 1999-04 with supercharger. 3.1L, 1999-2002.
MSRP $64.47
$62.23
MSRP $64.47
$62.23
7
Mass Airflow Sensor Kit with Wiring Connector GM
GM Description: Measures the amount of air entering the engine so the ECM can determine the amount of fuel to inject
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
9
Multi-Purpose Clamp GM
GM Description: 1999-04, front. 3.4L, front. 3.6L, rear. 3.1L, 1999-2002, front. 1999-04 with supercharger. Secures various components to a mounting point to help prevent wear caused by vibration or excessive movement
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $13.00
$9.47
MSRP $13.00
$9.47
10
Air Cleaner Outlet Duct Clamp GM
GM Description: 1999-04, rear. 3.4L, rear. 3.8L, 2005-08. 3.1L, 1999-2002, rear. 3.8L, 2004. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
11
Air Cleaner Temperature Sensor GM
GM Notes: PARTS: Part included with air inlet duct.
Description: This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
MSRP $27.28
$18.82
MSRP $27.28
$18.82