EGR Tube: Service and Repair
TUBEREMOVAL
1. Remove the air cleaner housing.
2. Remove the EGR tube mounting bolts (1) at the intake manifold.
3. Remove the EGR tube flange nut (2) at the EGR valve.
4. Remove the EGR tube.
5. Clean the gasket surfaces on the EGR tube and intake manifold. Discard old gasket.
NOTE: Any loose dirt can lodge between the tube and manifold and cause vacuum leakage that will give a rough idle and reduced manifold vacuum.
INSTALLATION
1. Loosely install the EGR tube flange nut (2) to the EGR valve.
2. Position the new gasket between tube and intake manifold.
3. Install the tube bolts (1) to intake manifold. Tighten to 31 N.m (23 ft. lbs.).
4. Tighten the EGR tube flange nut (2) to 11 N.m (95 in. lbs.).
5. Install the air cleaner housing.