Front Subframe: Service and Repair

Front Subframe
This is a "Trustmark Authoring Standards (TAS) Repair Procedure"
- TAS style procedures can be identified by steps that have no accompanying step text and the magenta color of the electrical connectors and fasteners such as nuts, bolts, clamps or clips.
- TAS removal and installation procedures use a sequence of color illustrations to indicate the order to be followed when removing/disassembling or installing/assembling a component.
- Many of the TAS procedures will have the installation information within the removal steps.
- The TAS color illustrations use a variety of symbols to indicate important details of the procedures. It is important to understand these symbols in order to properly used the TAS procedures.
Refer to How to Use TAS Procedures and TAS Symbol Glossary at Vehicle | Description and Operation for additional information on these TAS procedures.
For additional information, refer to How to Use TAS Procedures How to Use TAS Procedures

Removal

NOTE:
Removal steps in this procedure may contain installation details.
1 Disconnect the battery ground cable.
For additional information, refer to Specifications Battery and Charging System

WARNING: Make sure to support the vehicle with axle stands.
2 Raise and support the vehicle.
For additional information, refer to Engine Undershield Engine Undershield
For additional information, refer to Radiator Splash Shield Radiator Splash Shield
For additional information, refer to Power Steering Fluid Cooler - 5.0L Service and Repair

WARNING: Be prepared to collect escaping fluid.

CAUTION: Make sure that the mating faces are clean and free of foreign material.

CAUTION: Install new o-ring seals

Torque to: 25 Nm

WARNING: Be prepared to collect escaping fluid.

Torque to: 275 Nm

Torque to: 80 Nm

Torque to: 3 Nm

Torque to: 250 Nm

Step 1: 165 Nm

Step 2: 90 degree

CAUTION: Support the halfshaft.
3 LH side: Using the special tool, disconnect the halfshaft from the differential.

CAUTION: Keep the halfshaft horizontal to avoid damaging the oil seal.

CAUTION: Make sure no damage occurs to the halfshaft seal when installing the halfshaft.

NOTE:
With assistance remove the components.
Install a new halfshaft oil seal.

Torque to: 275 Nm

Torque to: 80 Nm

Torque to: 3 Nm

Torque to: 250 Nm

Step 1: 165 Nm

Step 2: 90 degree

CAUTION: Support the halfshaft.
4 LH side: Using the special tool, disconnect the halfshaft from the differential.

NOTE:
Engine shown removed for clarity.

Torque to: 100 Nm

Torque to: 100 Nm
5 Support the engine.

WARNING: Secure the component to the transmission jack.

CAUTION: Take extra care not to damage the component surface, failure to follow this instruction may result in corrosion.

Torque to: 133 Nm

Step 1: 165 Nm

Step 2: 90° degree

Torque to: 165 Nm

Torque to: 56 Nm

Torque to: 100 Nm

Torque to: 12 Nm

Torque to: 12 Nm

Installation
1 To install, reverse the removal procedure.