Chevrolet Tavera Owner's Manual page 121

Maintenance schedule
I: Inspect and correct or replace as necessary
R: Replace or change
SERVICE INTERVAL:
(Use odometer reading or months, whichever comes first)
* Under severe conditions, additional maintenance is required Refer to "Maintenance schedule under severe conditions"
T: Tighten to specified torque
x 1,000 km
115
A: Adjust
L: Lubricate
102 108 114 120