Chevrolet Sonic Repair Manual: Engine Control

Internal Combustion Powertrain Control

General

Other materials:

Antilock Brake System Automated Bleed
Warning: Refer to Brake Fluid Irritant Warning. Caution: Refer to Brake Fluid Effects on Paint and Electrical Components Caution. Note: Before performing the Antilock Brake System (ABS) Automated Bleed Procedure, first perform a pressure bleed of the base brake system. Refer ...

Cooling System Draining and Filling
Draining Procedure Warning: To avoid being burned, do not remove the radiator cap or surge tank cap while the engine is hot. The cooling system will release scalding fluid and steam under pressure if radiator cap or surge tank cap is removed while the engine and radi ...

Drive Range, Second Gear (Gen 1)
As vehicle speed increases and operating conditions become appropriate, the transmission control module (TCM) processes input signals from the automatic transmission input and output speed sensors, the throttle position sensor and other vehicle sensors to determine the precise moment to comman ...