When the vehicle is started, if the transmitter battery is weak, the DIC may display NO REMOTE DETECTED or NO REMOTE KEY WAS DETECTED PLACE KEY IN TRANSMITTER POCKET THEN START YOUR VEHICLE. The REPLACE BATTERY IN REMOTE KEY message may also be displayed at this time.
To start the vehicle:

Replace the transmitter battery as soon as possible
Programming Transmitters to
the Vehicle
Battery ReplacementCustomer Assistance
Offices
Chevrolet encourages customers to
call the toll-free number for
assistance. However, if a customer
wishes to write or e-mail Chevrolet,
the letter should be addressed to:
United States and Puerto Rico
Chevrolet Motor Division
Chevrolet Customer Assistance
Center
P.O. Box 33170
Detroit, MI ...