Chevrolet Sonic Repair Manual: ATF Lines

Transmission Fluid Cooler Flushing and Flow Test

GM studies indicate that plugged or restricted transmission oil coolers and pipes cause insufficient transmission lubrication and elevated operating temperatures which can lead to premature transm ...

Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection

Removal Procedure Note: Perform the following procedure when removing the retaining rings and cooler lines from the quick connect fittings located on the radiator a ...

Other materials:

When the System Does Not Seem To Work Properly
If the LDW symbol does not appear: The lane markings on the road may not be seen. The camera sensor may be blocked by dirt, snow or ice. The windshield may be damaged. The weather may be limiting visibility. This is normal operation; the vehicle does not need service. Clean the windshie ...

Rear Disc Brake Mounting and Hardware Inspection
Warning: Refer to Brake Dust Warning. Caution: Support the brake caliper with heavy mechanic wire, or equivalent, whenever it is separated from its mount and the hydraulic flexible brake hose is still connected. Failure to support the caliper in this manner will cause the f ...

Rear Brake Caliper Bracket Replacement
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. Refer to Tire and Wheel Removal and Installation. Note: DO NOT use any ai ...