Chevrolet Sonic Repair Manual: Drum Brake Hardware Inspection

Chevrolet Sonic Repair Manual / Chassis / Brakes / Drum Brakes / Drum Brake Hardware Inspection

Warning:

Refer to Brake Dust Warning.

Visually inspect the drum brake upper return spring (1) for the following conditions:

Excessive corrosion
Excessive stretching
Broken
Missing

If any of the conditions listed were found, the drum brake upper return spring requires replacement.

Visually inspect the park brake apply lever (2) for the following conditions:

Bent
Broken
Missing

If any of the conditions listed were found, the park brake shoes require replacement.

Visually inspect the drum brake shoe hold down springs and cups (3) and pins for the following conditions:

Excessive corrosion
Broken
Missing
Bent pins

If any of the conditions listed were found, the hold down springs, cups, and pins require replacement.

Visually inspect the drum brake lower return spring (4) for the following conditions:

Excessive corrosion
Excessive stretching
Broken
Missing

If any of the conditions listed were found, the drum brake lower spring requires replacement.

Drum Brake Adjustment

Special Tools CH-21177-A Drum to Brake Shoe Clearance Gauge For equivalent regional tools, refer to Special Tools. Warning: Refer to Brake Dust Warning. Ensure the park brake lever ...

Drum Brake Hardware Replacement (J93, J94)

Removal Procedure Warning: Refer to Brake Dust Warning. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the tire and wheel assembly. Re ...

Other materials:

Special Tools
Illustration Tool Number/Description EN-471 KM-471 J-42070 J-36649 Adapter iiiiiiiiiiiii[iii]!!!iiiiiiiiillllliiiiii1/iiii EN-6327-A KM-6327-A J-24460 J-42401 Cooling System ...

Crankshaft Balancer Installation
Special Tools EN-470–B Angular Torque Wrench EN-956?E Extension EN-49979 Crankshaft Shock Mount Retainer For equivalent regional tools, refer to Special Tools. Note: The crankshaft balancer flange must fit to the hexagon of the oil pump rotor (2) and to the two ...

Inspection/Maintenance (I/M) System DTC Table (LWE)
Inspection/Maintenance (I/M) System DTC Table System DTCs Required to Set System Status to YES If an inspection/maintenance system status indicator did NOT update to YES during the Inspection/Maintenance System Check, review ea ...

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