Chevrolet sonic 2016 Owner's Manual page 307

306 Service and Maintenance
(3) Or every four years, whichever
comes first. If driving in dusty
conditions, inspect the filter at each
oil change or more often as needed.
Maintenance Schedule
Additional Required
Services - Severe
Rotate tires and perform Required Services.
Check engine oil level and oil life percentage.
Change engine oil and filter, if needed.
Replace passenger compartment air filter. (1)
Inspect evaporative control system. (2)
Replace engine air cleaner filter. (3)
Change automatic transmission fluid.
Change manual transmission fluid.
Except 1.4L Engine: Replace spark plugs. Inspect
spark plug wires.
1.4L Engine Only: Replace spark plugs. Inspect
spark plug wires.
Drain and fill engine cooling system. (4)
Visually inspect accessory drive belts. (5)
1.8L Engine Only: Replace timing belt, idler
pulley, and timing belt tensioner. (6)
Replace brake/clutch fluid. (6)
(4) Or every five years, whichever
comes first. See Cooling System
0 232.
(5) Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.
(6) Or every three years, whichever
comes first.