Chevrolet Sonic Repair Manual: Tire and Wheel Balancing (Balancing/Wheel Weights)
- Use 3M wheel weights, refer to Adhesives, Fluids, Lubricants, and Sealers for application.
- Surface of the wheel must be clean and dry.
- All tire and wheel assemblies are to be checked for static tolerance of 2 grams and not more than 20 grams per plane, using cut-to-length weight produced by 3M cutting machine.
- Car - Flanged - inboard & outboard – 71 grams per plane.
- Truck - Flanged - inboard & outboard – 142 grams per plane.
- Car - Flangeless - inboard & outboard – 142 grams per plane.
- Truck - Flangeless - inboard & outboard – 170 grams per plane.
- Deflate the reject tire/wheel assembly and break tire bead seat on wheel.
- Remove any existing correction weights.
- Rotate tire 180 degrees on wheel of reject tire/wheel assembly.
- Soap tire and wheel. Re-inflate tire/wheel assembly and balance and ensure uniformity is below specifications.
- If the/wheel assembly is rejected again, remove the tire from wheel and check static balance of wheel.
- If static wheel imbalance is less than 28 grams, return wheel to production and return tire to the supplier for excessive imbalance.
- After balance is complete, re-measure balance to make sure the specifications are met.
Tire Terminology and Definitions
Air Pressure
The amount of air inside the tire pressing outward on each square inch
of the tire. Air pressure is expressed in kPa (kilopascal) or psi (pounds per
square inch).
Acc ...
Tire and Wheel Balancing (Collet Cone Selection)
Important: Never use the hub cap bore to center the wheel onto
the balancer. The pilot bore (on the hub side of the wheel) is machined
to be concentric to very tight non - standard tole ...
Other materials:
Additional Factors Affecting System Operation
Safety belts help keep the passenger in position on the seat during vehicle maneuvers
and braking, which helps the passenger sensing system maintain the passenger airbag
status. See “Safety Belts” and “Child Restraints” in the Index for additional information
about the importance of pr ...
Front Seat Cushion Inner Trim Panel Replacement
Front Seat Cushion Inner Trim Panel Replacement
Callout
Component Name
1
Driver or Passenger Seat Inner Recliner Finish Cover Cap
Procedure
Use a flat-bladed tool to release the cap from the recliner cover.
...
Exhaust Manifold Heat Shield Replacement (LUV)
Exhaust Manifold Heat Shield Replacement
Callout
Component Name
Warning: Refer to Exhaust Service Warning.
1
Exhaust Manifold Heat Shield Fasteners (Qty: 3)
Caution: Refer to Fas ...
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