Emission Components for 2003 Chevrolet Impala
No.
Part # / Description / Price
Price
5
Acdelco™ Vapor Canister 
GM
GM Description: Impala, Monte Carlo. All models. Grand Prix. 3.8l. Egr valve & sensors. 3.5L.
6
MSRP $65.21
$43.30
9
Multi-Purpose Connector GM
GM Description: 3.8L. 3.4L, 2002-05. 3.4L, 2000-01. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
10
Canister Hose GM
GM Positions: Rear
Description: Emissions front. 3.4L, 2002-05, rear. 3.8L. rear. 3.4L, 2000-01, rear.
10
Evaporative Emissions System Lines GM
GM Description: 3.4L, 2002-05, emissions rear. 3.8L. emissions rear. 3.4L, 2000-01, emissions rear.
12
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
14
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.
14
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
$29.51
MSRP $49.60
$29.51
20
Acdelco™ A.I.R Pump GM
GM Description: Aztek, Rendezvous. 3.4L. 3.8L. California only. Secondary pump. California emissions.
20
Pump GM
GM Description: Aztek, Rendezvous. 3.4L. 3.8L. California only. Secondary pump. California emissions.
23
A.I.R Pump Spacer GM
GM Positions: Rear
Description: Secondary pump, with california emission, 3.8L. 3.4L, 2000-01, rear. 3.8L. rear.
24
Insulator GM
GM Description: Air pump, california only. Secondary pump, with california emission. 3.8L. California emissions. 3.4L, 2000-01.
26
Hose GM
GM Positions: Upper
Description: Secondary pump, with california emission. 3.8L. No. 1. Secondary pump. inlet. 3.4L, 2000-01.
28
Lower Hose GM
GM Positions: Lower
Description: 3.8L. 2000-03. Without supercharger. No. 2. Secondary pump. Inlet hose. 3.4L, 2000-01.
30
Secondary Air Injection Pump Filter GM
GM Description: Air pump, california only. California emissions. Secondary pump. 3.8L. Aztek, Rendezvous. Aurora. Cleaner. 3.4L, 2000-01.
Related Parts
Part # / Description / Price
Price
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
$188.28
MSRP $336.23
$188.28
Acdelco™ Vapor Canister GM
GM Description: Impala, Monte Carlo. All models. Grand Prix. 3.8l. Egr valve & sensors. 3.5L.