Trim height is a predetermined measurement relating to vehicle ride height. Incorrect trim heights can cause the vehicle to bottom out over bumps, damage to the suspension components and symptoms similar to wheel alignment problems. Check the trim heights when diagnosing suspension concerns and before checking the wheel alignment.
Perform the following before measuring the trim heights:
Note:
One U.S. gallon of gasoline weighs approximately 6.5 lbs
. One liter of gasoline weighs approximately 0.7 kg
.
Measurement Definitions
P Height: The vertical distance from the ground to the top of the wheel opening through the centerline of the front wheel.
R Height: The vertical distance from the ground to the top of the wheel opening through the centerline of the rear wheel.
Use the following procedures to measure the P and R dimensions:
Note:
.
and release. Perform this step three times.
and release. Perform this step three times.
Measurement Definitions
The Z Height: The vertical distance from the bottom surface of the cradle (b), in line fore/aft with the center of the ball joint (a).
Use the following procedures to measure the Z dimensions:
Note:
The left and right Z height differences should be no more than 10 mm (0.39 in)
.
and release. Perform this step three times.
and release. Perform this step three times.
Measurement Definitions
The D Height: The vertical distance from the bottom surface of the body side rail (a) to the center of the lower shock attaching bolt head (b).
Use the following procedure to check the D dimension:
Note:
The left and right D height difference should be no more than 10 mm (0.39 in)
.
and release. Perform this step three times.
and release. Perform this step three times.
Door Lock and Ignition Lock Folding and Non-Folding Key Cutting
High Security keys are available from the service parts system.
Obtain the key code from the security card or from the GM Dealer World, Parts,
Key Code Look Up system.
If you have the key code and access to a Triax-E., BD Laser or other code key
cutting machine from the GM Dealer Equipment C ...
Positive Crankcase Ventilation Hose/Pipe/Tube Replacement
Removal Procedure
Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct
Replacement.
Open the 2 positive crankcase ventilation pipe retainer clips (2) and (3).
Note: Move retainer clamp (1) in direction of the arrow. ...
Mass Airflow Sensor Replacement
Mass Airflow Sensor Replacement
Callout
Component Name
1
Mass Air Flow Sensor Fasteners (Qty: 2)
2
Mass Air Flow Sensor
Procedure
Disconnect electrical connector
After ...