EGR System for 2001 GMC Sierra 1500
No.
Part # / Description / Price
Price
1
Secondary Air Injection Pump 
GM
GM Description: Express, savana. 4.3l, 5.7l, 8.1l. 4.3, 4.8, 5.3 & 8.1L, 4.3, 4.8, 5.3 & 8.1L. S-series. 2.2l. S-series. 4.3l. All models. 8.1l. Pump only. All models. 4.3l. 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
MSRP $381.15
$213.44
MSRP $381.15
$213.44
1
Acdelco™ A.I.R Pump GM
GM Description: Express, savana. 4.3l, 5.7l, 8.1l. 4.3, 4.8, 5.3 & 8.1L, 4.3, 4.8, 5.3 & 8.1L. S-series. 2.2l. S-series. 4.3l. All models. 8.1l. Pump only. All models. 4.3l.
2
Vapor Canister GM
GM Notes: Part & Prices For Estimating Purpose Only.
Description: Silverado, sierra. Short bed. 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
2
Acdelco™ Vapor Canister GM
GM Notes: Part & Prices For Estimating Purpose Only.
Description: Silverado, sierra. Short bed.
4
Vapor Canister Purge Valve GM
GM Notes: PARTS: Order by description.
Description: Controls vapor flow from canister to engine
4
1999-2004 GM Vapor Canister Purge Solenoid GM
GM Description: Location-Vapor Canister. 2.5" Dia. 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 $308.82
$172.94
MSRP $308.82
$172.94
4
Vapor Canister Vent Valve GM
GM Description: Location-Vapor Canister. Rectangular. Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps control fuel tank pressure
MSRP $63.92
$36.75
MSRP $63.92
$36.75
7
Heated Oxygen Sensor GM
GM Positions: Left
Description: All models. 5.3l. All models. 4.8l. All models. 4.3l. 4.8L, front of converter. Front of converter, 5.3l. 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 $124.77
$69.87
MSRP $124.77
$69.87
7
Acdelco™ Oxygen Sensor GM
GM Positions: Right
Description: Exc.Canada Built Vehicle. All models. 5.3l. All models. 4.8l. All models. 4.3l. 4.8L, front of converter. Front of converter, 5.3l.
7
Acdelco™ Oxygen Sensor GM
GM Positions: Front
Description: Canada Built. 5.3L, front of converter. 5.3L, rear of converter.
7
Heated Oxygen Sensor GM
GM Positions: Rear
Description: Canada Built. 5.3L, rear of converter. 5.3L, front of converter. 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 $126.52
$70.85
MSRP $126.52
$70.85
Related Parts
Part # / Description / Price
Price
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
Exhaust Gas Recirculation (EGR) Valve Pipe GM
GM Description: 5.3l, 6.0l. All models. 4.8l. Without diesel, 6.0L. Express, savana. 6.0l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors