OnStar Services
See also:
Footnotes — Maintenance
Schedule Additional Required
Services — Severe
a) Or every two years, whichever
comes first.
b) Check all fuel and vapor lines
and hoses for proper hook-up,
routing, and condition. Check that
the purge valve, if the vehicle has
one, wor ...
Transmission
Driver Shift Control (DSC)
Driver Shift Control (DSC) allows you to shift an automatic transmission similar
to a manual transmission. To use the DSC feature:
1. Move the shift lever from D (Drive) ...
Lamps On Reminder
For vehicles with the lamps on reminder light, it comes on when the lights are in use. ...
