Replace the wheel if any of the following conditions exist:
Note:
Air leaks caused by porosity on aluminum wheels are repairable.
Warning:
If you are replacing the wheel(s), the wheel stud(s), the wheel nut(s) or the wheel bolt(s), install only new GM original equipment parts. Installation of used parts or non-GM original equipment parts may cause the wheel to loosen, loss of tire air pressure, poor vehicle handling and loss of vehicle control resulting in personal injury.
Caution:
The use of non-GM original equipment wheels may cause:
Replace the wheel, the wheel studs and the wheel/nuts, or the wheel bolts if applicable, if any of the following conditions exist:
Steel wheel identification is stamped into the wheel near the valve stem.
Aluminum wheel identification is cast into the inboard side of the wheel.
P-Metric Sized Tires Description
Scrub Radius DescriptionDrive Range, First Gear Engine Braking (Gen 2)
Note: Some models of the 6T30/40/45/50 automatic transmission are equipped with
an electric auxiliary fluid pump for use in hybrid vehicles (BAS+). Hybrid vehicles
do not require internal combustion engine (ICE) operation at all times. After a
successful engine start, the hybrid powertrain con ...
Spark Plug Replacement
Spark Plug Replacement
Callout
Component Name
Preliminary Procedure
Open the hood.
Remove the engine sight shield.
Remove the ignition coil. Refer to Ignition Coil Replacement.
1
Spark P ...
Automatic Transmission Flex Plate Installation
Special Tools
EN-652 Automatic Transmission Flex Plate Holder
For equivalent regional tools, refer to Special Tools.
Clean the automatic transmission flex plate bolt threads.
Install the automatic transmission flex plate (2) and
the EN-652 holder to hold the automatic tran ...