Chevrolet Sonic Repair Manual: Heating

Blower Motor Resistor Replacement

Blower Motor Resistor Replacement Callout Component Name Preliminary Procedure Remove the instrument panel insulator, if equipp ...

Heater Core Inlet Tube Replacement

Heater Core Inlet Tube Replacement Callout Component Name Preliminary Procedures Remove the Heater and Air Conditioning Evaporator ...

Other materials:

Fog Lamps (RS)
To replace the front fog lamp bulb: Locate the fog lamp located under the front fascia. Remove the cap from the back of the fog lamp assembly. Disconnect the electrical connector from the fog lamp bulb assembly. Remove the bulb by turning it counterclockwise and pulling it straight out ...

Cooling Fan Description and Operation (LUV)
The engine cooling fan system is composed of one cooling fan, a series of 5 relays, the engine control module (ECM), and the associated wiring. The cooling fan assembly includes two resistors. This combination of components enables the ECM to operate the cooling fan at 3 speeds usi ...

Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. For automatic transmission vehicles, the ignition should turn to LOCK/OFF only when the shift lever is in P (Park). For manual transmission vehicles, the ignition should turn ...