Dodge Grand Caravan 2018 Bulb Size
Bulb size chart
This page helps you verify the bulb sizes for the 2018 Dodge Grand Caravan by lighting position, so you can match the correct replacement before you buy. Whether you are replacing a headlight, interior lamp, or exterior signal bulb, checking the location first is the easiest way to avoid ordering the wrong part.
The 2018 Dodge Grand Caravan uses several different bulb types depending on where the bulb is installed. Common fitments on this page include H11 for both high beam and low beam headlights, 578 for several interior lights, 3157 for the reverse light, and 3757A or 2827 for certain front exterior lamps. Always confirm the bulb location on your vehicle before replacing it.
Fitment can vary by trim, market, and lighting package, so use this page as a starting point rather than the only reference. Some owners may have halogen bulbs, while others may choose LED replacements or aftermarket conversion kits, and those changes can affect the correct bulb choice or require additional parts. Before ordering, it is smart to remove the installed bulb and compare the base, connector, and size to the listing for your specific Grand Caravan. That quick check is especially important for fog lights, interior lamps, and any vehicle that has been modified from original equipment.
FAQ
What bulb size does the 2018 Dodge Grand Caravan use for low beam headlights?
The low beam headlight bulb listed for the 2018 Dodge Grand Caravan is H11.
What bulb size does the 2018 Dodge Grand Caravan use for high beam headlights?
The high beam headlight bulb listed for the 2018 Dodge Grand Caravan is H11.
What bulb is used for the front turn signal on this van?
The front turn signal bulb listed for the 2018 Dodge Grand Caravan is 3757A.
What bulb size is used for the parking light?
The parking light bulb listed for the 2018 Dodge Grand Caravan is 3757A.
What bulb size is used for the front side marker light?
The front side marker light bulb listed for the 2018 Dodge Grand Caravan is 2827.
What bulb size is used for the reverse light?
The back up reverse light bulb listed for the 2018 Dodge Grand Caravan is 3157.
What bulb size is used for the license plate light?
The license plate light bulb listed for the 2018 Dodge Grand Caravan is 168.
What bulb size is used for the glove box light?
The glove box light bulb listed for the 2018 Dodge Grand Caravan is 194.
What bulb size is used for the dome light and other interior courtesy-style lights?
Several interior positions on the 2018 Dodge Grand Caravan use 578, including the dome light, interior door light, rear reading light, and one trunk or cargo area light listing.
Are there different trunk or cargo area bulb options on this page?
Yes. The page shows two trunk or cargo area light listings: one compares to original Option 1 with 561, and another compares to original Option 2 with 578.
What bulb is used for the map light?
The map light bulb listed for the 2018 Dodge Grand Caravan is PC579.
What bulb is used for the instrument panel light?
The instrument panel light bulb listed for the 2018 Dodge Grand Caravan is PC74.
What bulb is used for the fog light?
The fog light bulb listed for the 2018 Dodge Grand Caravan is 2504 LED, as shown on this page.
Do trim levels or lighting packages affect bulb fitment on the 2018 Dodge Grand Caravan?
Yes. Trim, market, and lighting package differences can change the bulb used in certain positions, so it is important to verify the exact location on your vehicle.
Should I check the old bulb before buying a replacement?
Yes. Checking the installed bulb is the best way to confirm the correct base and size, especially if your van has been modified or if you are replacing a bulb that may have been changed before.