Chevrolet Sonic Owner's Manual: Muting a Call

Ending a Call

Turn or press the Push/MENU/ TUNE knob and select Hang Up. ...

Dual Tone Multi-Frequency (DTMF) Tones

The in-vehicle Bluetooth system can send numbers during a call. This is used when calling a menu-driven phone system. 1. Turn or press the Push/MENU/ TUNE knob and select Enter Number. 2. Enter th ...

Other materials:

Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the oil must be warm and the vehicle must be on level ground. The engine oil dipstick handle is a loop. See Engine Compartment Overview  for the location of the engine oil dipstick. 1. I ...

Lubrication Description
Oil is applied under pressure to the crankshaft (8), connecting rods (5), camshaft adjuster (1), camshaft bearing surfaces (3) and valve tappets (4). All other moving parts are lubricated by gravity flow or splash. Oil enters the rotor type oil pump (10) ...

Clutch and Differential Housing Cleaning and Inspection
Warning: Wear safety glasses to avoid injury when using compressed air or any cleaning solvent. Bodily injury may occur if fumes are inhaled or if skin is exposed to chemicals. Clean the clutch housing (1) with a suitable solvent. Air dry all the parts. Inspect ...