Chevrolet 2007 Corvette Owner's Manual page 126

Programming Universal Home
Remote — Fixed Code
Most garage door openers sold before 1996 are
Fixed Code units.
Programming a garage door opener involves
time-sensitive actions, so read the entire procedure
before you begin. If you do not follow these actions,
the device will time out and you will have to repeat
the procedure.
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Follow these steps to program up to
three devices:
1. To verify if you have a Fixed Code garage door
opener, remove the battery cover on your hand
held transmitter supplied by the manufacturer
of your garage door opener motor. If you see
a row of dip switches similar to the graphic
above, you have a Fixed Code garage door
opener. If you do not see a row of dip switches,
return to the previous section for Programming
Universal Home Remote – Rolling Code.