Operation CHARM: Car repair manuals for everyone.
Home >> Oldsmobile >> 1996 >> Aurora V8-4.0L VIN C >> 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

EGR Valve:






Removal Procedure
1. Disconnect the electrical connector from the solenoid.
2. Remove the two mounting bolts from the base of the EGR valve.
3. Remove the EGR Valve.

^ Inspect the EGR passages in the crossover water pump housing for deposits.
^ Clean the EGR passages as needed.

4. Clean the mounting surface for the EGR valve.

Installation Procedure
1. Install cleaned or replacement EGR valve using a new gasket.
2. Install the two mounting bolts at base of EGR valve. Tighten the 2 mounting bolts to 24 Nm (18 lb ft).
3. Connect the electrical connector to EGR solenoid.

pro multis · About Operation CHARM