Sensors for 2003 Buick Regal
No.
Part # / Description / Price
Price
2
Exhaust Gas Recirculation (EGR) Valve 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 $19.27
$11.29
MSRP $19.27
$11.29
4
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 $125.22
$73.25
MSRP $125.22
$73.25
4
Heated Oxygen Sensor GM
GM Description: 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
MSRP $178.30
$104.31
MSRP $178.30
$104.31
5
Acdelco™ Vapor Canister GM
GM Description: Impala, Monte Carlo. All models. Grand Prix. 3.8l. Egr valve & sensors. 3.5L.
5
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
$196.69
MSRP $336.23
$196.69
7
Vapor Canister Purge Valve GM
GM Description: Controls vapor flow from canister to engine.Genuine OEM Vapor Canister Purge Valve - GM (1997278)
The Vapor Canister Purge Valve - GM (1997278) is a critical component of your vehicle’s evaporative emissions control system, designed to manage and regulat ...
MSRP $71.42
$41.77
MSRP $71.42
$41.77
7
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.
7
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
$29.02
MSRP $49.60
$29.02
No.
Part # / Description / Price
Price
1
Powertrain Control Module, Remanufactured 1 GM
GM Notes: PARTS: Order by model & description.
Description: 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
2
Engine Camshaft Position Sensor GM
GM Description: Impala, Monte Carlo. 3.8l. Park Avenue. All models. 3.8l. LaCrosse. 3.8l. Bonneville, LeSabre. 3.8l. Lucerne. 3.8l. Riviera. Side of block, 3.8L. Grand Prix. 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
3
Engine Crankshaft Position Sensor GM
GM Description: 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
MSRP $174.94
$102.34
MSRP $174.94
$102.34
3
Acdelco™ Engine Crankshaft Position Sensor GM
GM Description: Park Avenue. LaCrosse. 3.8l. Bonneville, LeSabre. 3.8l. Lucerne. 3.8l. Riviera. Grand Prix. 6 cylinder. All.
4
Crankshaft Position Sensor Shield GM
GM Description: 3.8L. Crankshaft sensor. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
5
Ignition Knock (Detonation) Sensor GM
GM Description: Impala, Monte Carlo. 3.8l. Park Avenue. All models. 3.8l. LaCrosse. 3.8l. Bonneville, LeSabre. 3.8l. Lucerne. 3.8l. Riviera. Grand Prix. Sends signals to the engine control module (ECM) to adjust timing
Helps prevent damage to the engine caused by pre-ignition
MSRP $137.92
$80.68
MSRP $137.92
$80.68
5
Acdelco™ Knock Sensor GM
GM Description: All models. Impala, Monte Carlo. 3.8l. Park Avenue. LaCrosse. 3.8l. Bonneville, LeSabre. 3.8l. Lucerne. 3.8l. Riviera. Grand Prix.
7
Ignition Module Bracket GM
GM Description: 1996-99, without supercharger. 3.8L. 1995, without supercharger. Genuine OEM GM 1995-2009 GM Ignition Module Bracket - 10476155
The Genuine OEM GM 1995-2009 GM Ignition Module Bracket - 10476155 is an essential part designed to securely mount the ignition ...
$16.38
$16.38
7
Ignition Coil Mounting Bracket GM
GM Description: 6 cylinder. Without supercharger. 3.8L with supercharger. 1995, with supercharger. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
9
Ignition Coil Seal GM
GM Description: 3.8L. 3.4L. 2.2L, without dohc. Distributorless ignition. 4.6L, 1993-99. 3.1L. 1996-99. 1998-99. 1995. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $4.70
$2.75
MSRP $4.70
$2.75
10
Electronic Ignition Control Module Wiring Harness GM
GM Description: Camshaft sensor. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
11
Spark Plug Wire Kit GM
GM Description: Mfi. Grand Prix. 3.8l. LaCrosse. 3.8l. Sfi. Lucerne. 3.8l. 3.8L, all. 3.8L, without supercharger. 3.8L, with supercharged. Durable to help transfer high voltage pulses without damage
Manufactured to GM OE specification for fit, form, and function
MSRP $131.39
$76.87
MSRP $131.39
$76.87
12
MSRP $5.02
$2.94
12
Double Platinum Spark Plug GM
GM Description: Platinum. One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life
Double platinum point ...
MSRP $13.76
$8.05
MSRP $13.76
$8.05
12
Iridium Spark Plug GM
GM Description: Vendor:acdelco. Vendor #41-101. 3.4L. 3.5L. Iridium. 4.3L. Platinum. Vendor #41-921. 3.1L. 3.8L, without supercharged. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components
Iridium composition provides ...
MSRP $16.46
$9.63
MSRP $16.46
$9.63
12
Acdelco™ Spark Plug GM
GM Description: Vendor:acdelco. Vendor #41-101. 3.4L. 3.5L. 4.3L. Iridium. Platinum. Vendor #41-921. 3.1L. 3.8L, without supercharged.
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.
Related Parts
Part # / Description / Price
Price
Acdelco™ Mass Air Flow Sensor GM
GM Description: 3.8L, 1999-2003. Park Avenue. Bonneville, LeSabre. 3.8l. All. 5.7L, 1998-02. Riviera.
Acdelco™ Throttle Position Sensor GM
GM Description: Sfi. Park Avenue. Mfi. Bonneville, LeSabre. 3.8l. All models. 3.8l. Riviera. With supercharger. Grand Prix.