Operation CHARM: Car repair manuals for everyone.
Home >> Buick >> 2004 >> Century V6-3.1L VIN J >> Repair and Diagnosis >> Powertrain Management >> Emission Control Systems >> Exhaust Gas Recirculation >> EGR Valve >> Service and Repair
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

EGR Valve: Service and Repair

REMOVAL PROCEDURE




1. Disconnect the EGR valve electrical connector.
2. Remove the EGR pipe bolt and carefully pull the pipe assembly back.
3. Remove the EGR valve bolts.
4. Remove the EGR valve.
5. Remove the gasket.
6. Clean the EGR valve gasket mating surface.

INSTALLATION PROCEDURE




1. Install the new EGR valve gasket.
2. Install the EGR valve.
3. Install the EGR bolts.

NOTE: Refer to Fastener Notice in Service Precautions.

Tighten
Tighten the bolts to 30 N.m (22 lb ft).

4. Install the EGR pipe to the EGR valve.
5. Install the bolt.

Tighten
Tighten the bolt to 25 N.m (18 lb ft).

6. Connect the EGR valve electrical connector.
pro multis · About Operation CHARM