2007 GMC Yukon Owner's Manual - Page 117

3. Slide the new battery into the transmitter with the positive side of the battery facing down. Use a type CR2032 battery, or equivalent type. Make sure the cover is on tightly, so water will not get in. 4. Snap the front and the back of the transmitter together. 5. Test the operation of the transmitter with the vehicle. system, during remote start the climate control system will turn on at the setting the vehicle was set to when the vehicle was last turned off. Laws in some communities may restrict the use of remote starters. For example, some laws may require a person using the remote start to have the vehicle in view when doing so. Check local regulations for any requirements on remote starting of vehicles. Do not use the remote start feature if your vehicle is low on fuel. Your vehicle may run out of fuel. The keyless entry transmitter with the remote start button, provides an increased range of operation. However, the range may be less while the vehicle is running. As a result, you may need to be closer to your vehicle to turn it off, than you were to turn it on. There are other conditions which can affect the performance of the transmitter, see Remote Keyless Entry System on page 112 for additional information. Remote Vehicle Start Your vehicle may have a remote starting feature. This feature allows you to start the engine from outside of the vehicle. It may also start up the vehicle's heating or air conditioning systems and rear window defogger. Normal operation of the system will return after the key is turned to the RUN position. If your vehicle has an automatic climate control system, during remote start, the climate control system will default to a heating mode during colder outside temperatures and a cooling mode during warmer outside temperatures. If your vehicle does not have an automatic climate control / (Remote Start): Press and release the lock button and then press and hold the remote start button to start the vehicle. 117