2026 MAP VERSION - Refresh your compatible factory navigation system with updated North America map data for the United States, Canada, and Mexico. Designed for select GM Info 3 factory navigation vehicles using part number 85856394.
CHECK FIT BEFORE ORDERING - Confirm your vehicle model and year are listed, then verify that your vehicle has a factory Nav or Navigation icon and an SD card slot. This card is for compatible North American vehicles only.
MAP UPDATE HIGHLIGHTS - Average map update highlights include 64,238 miles of new roads, 716,867 restaurants, 340 new speed limits, 160,063 ATMs, and 149,494 fuel stations. Exact data may vary by product and navigation system.
INSTALL WITH SCREEN PROMPTS - Power the vehicle off for at least 10 minutes, replace the old SD card, turn the ignition on, and follow the Confirm or Allow prompts. The navigation map runs from the SD card and does not download to the vehicle system.
ONE VEHICLE ONLY - Once initialized, this NAV SD card becomes VIN specific and cannot be used on another vehicle. Keep the side lock switch in the unlocked UP position before inserting the card.