Diesel Data: Automotive Repair

EGR Tube - Removal







3.5L





1. Disconnect negative battery cable.
2. Remove purge solenoid from bracket.




3. Relocate the purge solenoid.




4. Unlock and disconnect the electrical connector from EGR valve.
5. Remove the wiper module, Wiper Module - Removal.
6. Remove shock tower brace and relocate.
7. Remove the upper intake manifold, Intake Manifold - Removal.




8. EGR valve (2) and tube (1).




9. Remove tube bolts (1) to EGR valve (2).
10. Remove tube (1) from intake manifold.

NOTE: Replace the EGR tube gasket and silicone rubber seals any time the EGR tube is removed from the intake manifold.

11. When removing EGR upper tube assembly being careful not to drop the silicone rubber seals in the intake manifold. Clean gasket surfaces on the EGR valve. Note that any loose dirt can lodge between the pintle and the seat and cause valve leakage that will give a rough idle and depressed manifold vacuum.
12. Clean mounting surface.