How to service the EGR valve on 2000 Cadillac DeVille?

The first step to service the EGR valve starts with disconnecting its electrical connector before removing the retaining nuts or bolts. You should examine the EGR passages in the crossover water pump housing for accumulation of deposits and carry out cleaning when necessary. Service the EGR valve by cleaning its mounting portion after removing it. The service requires a new gasket for the EGR valve installation with a replacement valve while you must follow all notices provided in the service precautions. Installing the EGR valve retaining nuts/bolts requires you to tighten them to 24N.m (18 lb ft). Complete the EGR valve electrical connection as the last step of the procedure.

OEM 2000 Cadillac DeVille EGR Valve

Emissions EGR Valve

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2000 Cadillac DeVille Solenoid Valve
Part Number: 21994122
$33.94 MSRP: $63.75
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Product Specifications
- Other Name: Solenoid Assembly; Evaporator Emission Canister; Intake Manifold Runner Control; Vapor Canister Purge & Vent Solenoids; Vent Valve; Vent Control Solenoid; Valve, Fuel Tank Evaporator/Purge Control
- Replaces: 25675824
- Item Weight: 0.60 Pounds
- Item Dimensions: 6.2 x 4.1 x 4.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 21994122
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2000 Cadillac DeVille Submodels:
- Base, DHS, DTS, Protection Series | 8 Cyl 4.6 L GAS
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2000 Cadillac DeVille 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.
More Info
Fits the following 2000 Cadillac DeVille Submodels:
- Base, DHS, DTS, Protection Series | 8 Cyl 4.6 L GAS

2000 Cadillac DeVille EGR Valve

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2000 Cadillac DeVille Parts Questions & Experts Answers

Q: How to service the EGR valve on 2000 Cadillac DeVille?
A: The first step to service the EGR valve starts with disconnecting its electrical connector before removing the retaining nuts or bolts. You should examine the EGR passages in the crossover water pump housing for accumulation of deposits and carry out cleaning when necessary. Service the EGR valve by cleaning its mounting portion after removing it. The service requires a new gasket for the EGR valve installation with a replacement valve while you must follow all notices provided in the service precautions. Installing the EGR valve retaining nuts/bolts requires you to tighten them to 24N.m (18 lb ft). Complete the EGR valve electrical connection as the last step of the procedure.