The Jeep Grand Cherokee back up light utilizes 7440, 921, 3157, 3057, P21W, and 1156 bulb sizes. Available data covers the range from 1993 through 2021.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Back Up Light
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.