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:

Radio Programming and Setup
Note: DO NOT program a control module unless directed to by a service procedure or a service bulletin. If the ECU is not properly configured with the correct calibration software, the ECU will not control all of the vehicle features properly. Ensure the programming tool is ...

Brake Fluid Level Indicator Switch Replacement
Removal Procedure Disconnect the brake fluid level indicator switch electrical connector. Using a small, flat-bladed tool, lift the locking tab on the underside of the brake fluid level indicator switch (1) and remove the switch. Inspect the master cyli ...

Radiator Surge Tank Replacement
Radiator Surge Tank Replacement Callout Component Name Preliminary Procedure Drain the coolant. Refer to Cooling System Draining and Filling Remove the engine coolant air bleed hose. Refer to Engine Coolant Air Bleed ...