2009 Chevrolet Impala Owner's Manual - Page 303

License Plate Lamp To replace one of these bulbs: 1. Turn the lamp assembly counterclockwise and pull the lamp assembly out of the connector. 2. Pull the old bulb from the lamp assembly, keeping the bulb straight as you pull it out. 3. Install the new bulb. 4. Reverse Steps 1 through 3 to reinstall the license plate lamp. Windshield Wiper Blade Replacement Windshield wiper blades should be inspected for wear or cracking. See Scheduled Maintenance on page 6-4 for more information on wiper blade inspection. Replacement blades come in different types and are removed in different ways. Here's how to remove the wiper blade: 1. Pull the windshield wiper arm connector away from the windshield. Replacement Bulbs Exterior Lamp Back-Up Front Parking/Turn Signal License Plate Lamp Headlamps High-Beam Low-Beam Sidemarker Stoplamp, Taillamp, and Turn Signal Bulb Number 921 3157NAK 194 H9 H11 194 3057 For replacement bulbs not listed here, contact your dealer/retailer. 2. While holding the wiper arm, pull the clip up from the blade connecting point, and pull the blade assembly down toward the windshield to remove it from the wiper arm. 3. Install the new wiper blade onto the wiper arm and snap the clip down into place. 5-51