Caution:
Vehicles built before March 25th, 2019 have 1st generation
front subframes. Vehicles built on March 25th, 2019 and
after have 2nd generation front subframes. 1st generation
subframes require special M8 bolts to install 2nd generation
(currently available) steering racks. Refer to the
Electronic Parts Catalog for the latest information. 2nd
generation subframes cannot accommodate 1st generation
(discontinued) steering racks. A 2nd generation (currently
available) steering rack must be installed.
Remove
Remove the front subframe assembly. See Subframe
Assembly - Front (Dual Motor) (Remove and Install).
Remove the outer bolts that attach the steering rack
to the front subframe.
Inspect the outer bolts and determine their type.
If the bolts have M8 threads and minimal underhead fillet, the subframe is 1st generation and
the steering rack is 1st generation.
If the bolts have M8 threads and an underhead
bevel, the subframe is 1st generation and the
steering rack is 2nd generation.
If the bolts have M10 threads, the subframe is
2nd generation and the steering rack is 2nd
generation.
Remove the inner bolts that attach the steering rack
to the front subframe.
Remove the steering rack from the front subframe.
Caution:
2nd generation front subframes cannot accommodate 1st
generation (discontinued) steering racks. A 2nd
generation (currently available) steering rack must be
installed.
Install
Install the steering rack onto the front subframe.
Hand-tighten the inner bolts that attach the
steering rack to the front subframe.
Install the outer bolts that attach the steering
rack to the front subframe.
Torque M8 Bolts for 1st Generation Steering
Racks 27 Nm
Torque M8 Bolts for 2nd Generation Steering
Racks 65 Nm
Torque M10 Bolts 47 Nm
Tighten the inner bolts that attach the steering
rack to the front subframe.
Torque 75 Nm
Install the front subframe assembly. See Subframe
Assembly - Front (Dual Motor) (Remove and Install).
Update the vehicle firmware.
Perform a 4 wheel alignment. See Four Wheel
Alignment (Check and Adjust).
Doors and trunks can automatically lock
whenever you walk away carrying your
authenticated phone or paired key fob (if
ordered after approximately October 1, 2019).
To turn this feature on or off, touch Controls >
Locks > Walk-Away Door Lock.
When the doors lock, the exterior lights
SPECIAL TOOLS
Tool, Caliper Spreader, Model 3 (1134786-00-A)
Remove
Raise the vehicle and remove the front LH wheel. See
Wheel (Remove and Install).
Remove the bolt that attaches the LH front brake hose bracket to the LH
front knuckle.
Remove the bolts that attach the LH front calip