Chevrolet Sonic Repair Manual: Drum Brakes

Brake Rotor/Drum Balance Inspection

Support the vehicle drive axle on a suitable hoist. Refer to Lifting and Jacking the Vehicle. Remove the tire and wheel assemblies from the drive axle. Refer to Tire and Wheel Removal and ...

Brake Drum Diameter Measurement

Warning: Refer to Brake Dust Warning. Remove brake drum. Refer to Brake Drum Replacement Clean the brake shoe lining contact surface of the brake drum (2) with denatured ...

Other materials:

How to Inspect the Engine Air Cleaner/Filter
To inspect the engine air cleaner/ filter, remove the filter from the vehicle and lightly shake the filter to release loose dust and dirt. If the filter remains covered with dirt, a new filter is required. To inspect or replace the air cleaner/ filter: 1.4L L4 Engine 1.8L L4 Engine 1. Re ...

Brake Rotor Thickness Variation Measurement
Warning: Refer to Brake Dust Warning. Note: Any disc brake rotor that exhibits thickness variation exceeding the maximum acceptable level must be refinished or replaced. Thickness variation exceeding the maximum acceptable level can cause brake pulsation. If the inboard fricti ...

Park Brake and P (Park) Mechanism Check
Warning: When you are doing this check, the vehicle could begin to move. You or others could be injured and property could be damaged. Make sure there is room in front of the vehicle in case it begins to roll. Be ready to apply the regular brake at once should the vehicle begin to move. ...