2010 Chevrolet Suburban 2500 Owner's Manual - Page 144

See your dealer if a replacement key or additional key is needed. Notice: If the keys get locked in the vehicle, it may have to be damaged to get them out. Always carry a spare key. If you are locked out of the vehicle, call the Roadside Assistance Center. See Roadside Assistance Program on page 8‑7. If there is a decrease in the RKE operating range, try this: . Check the distance. The transmitter may be too far from the vehicle. Stand closer during rainy or snowy weather. Check the location. Other vehicles or objects may be blocking the signal. Take a few steps to the left or right, hold the transmitter higher, and try again. Check the transmitter's battery. See "Battery Replacement" later in this section. If the transmitter is still not working correctly, see your dealer or a qualified technician for service. . . Remote Keyless Entry (RKE) System See Radio Frequency Statement on page 8‑19 for information regarding Part 15 of the Federal Communications Commission (FCC) rules and Industry Canada Standards RSS-210/220/310. . 3-4