On some models the EGR valve can be unbolted, hoses labeled and removed from the vehicle. On other models the following procedure will be required.
Disconnect the negative battery cable.
CAUTION
On models with an airbag, wait at least 90 seconds from the time that the ignition switch is turned to the LOCK position and the battery is disconnected before performing any further work.
Remove the air cleaner hose and lid. Disconnect the IAT sensor wiring.
Disconnect the accelerator cable bracket from the throttle body.
Remove the throttle body from the air intake chamber.
Unbolt and remove the engine hanger, air intake chamber stay and EGR vacuum modulator. Discard the vacuum modulator gasket.
Loosen the union nut of the EGR valve. Disconnect and label the hoses attached to the valve.
Disconnect the EGR gas temperature sensor wiring.
Remove the nuts, EGR valve and pipe. Discard the gaskets.
To install:
Place a new gasket on the cylinder head facing the protrusion downward. Install another gasket on the EGR valve and pipe and secure with the mounting nuts. Tighten them to 9 ft. lbs. (13 Nm).
Connect the EGR gas temperature sensor wiring.
Attach the vacuum hoses to the valve in their proper locations.
Tighten the union nut on the EGR valve to 43 ft. lbs. (59 Nm).
Install the air intake chamber stay, vacuum modulator and engine hanger. Place a new gasket into position facing the protrusion downward. Tighten the assembly down with the bolt and nut to 21 ft. lbs. (28 Nm). Attach the hoses.
Install the throttle body with a new gasket. Tighten the bolts and nuts to 16 ft. lbs. (22 Nm). Attach all wiring and hoses removed.
Connect the accelerator cable bracket to the throttle body, tightening the bolts to 8 ft. lbs. (11 Nm).
Install the air cleaner and hose. Attach the IAT sensor connection.
Attach the negative battery cable.
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Wednesday, September 22nd, 2010 AT 3:16 PM
