Chevrolet 1997 S10 Owner's Manual page 55

'10
replace batteries in the Keyless EnEyWnsmitter:
,
.. .
,
Resynchronization
1' . Jnsert a dime in the slot b.etween the
covers
of
the
tmnsmnitter near the key ring hole. Remove the
bottom by twisting the. dime.
2. Remove
q d
replace.the battery with a
Panasoaic@--type battery (CR2032 or equivalent),
positive- side down.
3.
.Align the covers ,and snap them together.
4. Check
the
op.eration af the transmitter.