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:

Brake Rotor Thickness Measurement
Warning: Refer to Brake Dust Warning. If the inboard friction surface of the brake rotor is not accessible, reposition and support the caliper with the brake pads. Refer to Front Disc Brake Pads Replacement. Clean the friction surfaces of the brake rotor with denatured al ...

Water Outlet Installation
Clean the sealing surfaces. Install the water outlet (2) and a NEW water outlet seal ring (1). Caution: Refer to Fastener Caution. Install the 3 water outlet bolts (3) and tighten to  8 Y (71 lb in). ...

Transmission Adaptive Functions
The 6T30/40/45/50 transmission utilizes a line pressure control system during upshifts to compensate for the normal wear of transmission components. As the apply components within the transmission wear or change over time, shift time (the time required to apply a clutch) increase or decreases. ...