1995 GMC Yukon Owner's Manual - Page 82

To replace the batteries: 1. Insert a dime in the side seam of the transmitter housing, near the key ring hole. 2. Twist the dime to separate the two halves of the transmitter housing. Separate the housing, bottom half first. 3. Remove and replace the batteries. Put the new batteries in with the printed side down. 4. Align the housing and snap the halves together. Vehicle theft is big business, especially in some cities. Although your vehicle has a number of theft-deterrent features, we know that nothing we put on it can make itimpossible to steal. However, there are ways you can help. Key in the Ignition If you walk away from your vehicle with the keys inside, it's an easy target for joy riders or professional thieves - so don't do it. When you park your vehicle and open the driver's door, you'll hear a tone reminding you to removeyour key from the ignition and take it with you. Always do this. Your steering wheel will be locked, and so will your ignition. If you have anautomatic transmission, taking your key out also locks yourtransmission. And remember to lock the doors. 2-10