Chevrolet Sonic Repair Manual: Tire and Wheel Balancing (Balancing/Wheel Weights)

Chevrolet Sonic Repair Manual / Chassis / Wheels/Tires / Wheels / 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.

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