How to service the EGR valve on 2004 Buick Regal?

In order to service the EGR valve, release the electrical connection, unscrew the four nuts and remove the valve. Wipe the surfaces of the mating and put a new gasket. Install EGR valve, attach it using the nuts and reconnect electrical connector.

OEM 2004 Buick Regal EGR Valve

Emissions EGR Valve

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2 EGR Valves found

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2004 Buick Regal Solenoid Valve Part Number: 1997289
$42.32 MSRP: $147.87
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Product Specifications
- Other Name: Valve Assembly-Evaporator Emission Canister Purge Solenoid; Canister Purge Valve; Purge Valve; Purge Control Valve; Valve, Fuel Tank Evaporator/Purge Control
- Item Weight: 0.70 Pounds
- Item Dimensions: 4.2 x 3.2 x 3.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 1997289
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2004 Buick Regal Submodels:
- 25th Anniversary Edition, GS, GSE | 6 Cyl 3.8 L GAS
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2004 Buick Regal Throttle Position Sensor Part Number: 12576918
Product Specifications
- Other Name: Valve, Emission Control System; EGR Vacuum Solenoid; EGR Valve; Valve, Emission Control System(EGR Control)
- Replaces: 17113278, 17113575, 12568582, 17093020, 17096188, 17113619, 17113618, 17113303, 17113615, 17113405
- Item Weight: 2.10 Pounds
- Item Dimensions: 6.4 x 4.9 x 3.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12576918
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2004 Buick Regal Submodels:
- GS, LS | 6 Cyl 3.8 L GAS

2004 Buick Regal EGR Valve

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2004 Buick Regal EGR Valve Parts and Q&A

Q: How to service the EGR valve on 2004 Buick Regal?
A: In order to service the EGR valve, release the electrical connection, unscrew the four nuts and remove the valve. Wipe the surfaces of the mating and put a new gasket. Install EGR valve, attach it using the nuts and reconnect electrical connector.