Chevrolet 2003 Astro Owner's Manual page 118

There is also a mapktorage pocket on the passenger's
side of the engine cover console.
Your vehicle may have this feature.
The overhead console includes reading lamps,
a compartment for a garage door opener, a trip
computer, a temperature and compass display, and a
storage compartment for sunglasses.
The reading lamps, trip computer, temperature and
compass display will work when the ignition is in RUN,
ACCESSORY or when Retained Accessory Power (RAP)
is active. See "Retained Accessory Power" under lgnition
Positions on page 2- 19.
2-39