
SEALIGHT H10 LED Fog Light Bulbs or DRL, 12000LM 9140 914...
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Used for: Fog Light Bulb Front
Used for: Headlight Bulb High Beam
Used for: Headlight Bulb Low Beam
Used for: Back Up Reverse Light Bulb
Used for: Brake Light Bulb, Tail Light Bulb
Used for: Center High Mount Stop Light Bulb
Used for: License Plate Light Bulb
Used for: Parking Light Bulb(Compare to original - Option 1), Glove Box Light Bulb, Map Light Bulb
Used for: Parking Light Bulb(Compare to original - Option 2), Turn Signal Light Bulb Front, Turn Signal Light Bulb Rear
Used for: Side Marker Light Bulb Front
Used for: Stepwell Light Bulb
Used for: Ash Tray Light Bulb
Used for: Courtesy Light Bulb
Used for: Engine Compartment Light Bulb
Used for: Instrument Panel Light Bulb
Used for: Trunk or Cargo Area Light
This 2003 Jeep Grand Cherokee bulb guide helps you verify the correct bulb size by lighting position, so you can match the right part before you buy. Whether you are replacing a headlight, tail light, map light, or license plate lamp, checking the bulb chart by location makes it easier to avoid guesswork.
The 2003 Grand Cherokee uses several different bulb types across the exterior and interior lighting system. Some positions may share the same bulb number, while others use unique fitments, so it is important to confirm the exact lamp location on your vehicle before ordering replacements.
Fitment can vary by trim, lighting package, market, and body style, so always compare the bulb in your Jeep with the chart before purchase. Some owners choose halogen replacements, while others convert certain positions to LED for longer life and brighter output, but LED upgrades may require attention to polarity, beam pattern, or compatibility with the housing. Aftermarket conversions can also change how the light appears or functions, especially in headlamps and signal lamps. If possible, remove the installed bulb and check the number printed on the base before buying, since that is the most reliable way to confirm fitment.
The low beam headlight bulb is 9006XS.
The high beam headlight bulb is 9005XS.
The front turn signal bulb is 3157A.
The rear turn signal bulb is also 3157A.
Both the brake light and tail light use 3157R.
The back up reverse light bulb is 3157.
The license plate light bulb is 168.
The center high mount stop light bulb is 921.
The front fog light bulb is listed as 9140 LED.
The front side marker light bulb is 194NA.
Both the map light and glove box light use 194.
The instrument panel light bulb is PC74.
Yes. The page lists parking light bulb options as 194 for one comparison entry and 3157A for another comparison entry, so verify the exact lamp position on your vehicle.
Because trim and lighting package differences can affect fitment, and checking the installed bulb helps confirm the exact size before you buy.