What is the low beam headlight bulb size for a 1989 Plymouth Sundance?

The 1989 Plymouth Sundance uses a 9004 bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 1989 Plymouth Sundance?

The high beam bulb size for the 1989 Plymouth Sundance is 194.

Why are my 1989 Plymouth Sundance headlights dim?

Dim headlights on a 1989 Plymouth Sundance can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a 9004 LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 1989 Plymouth Sundance fog light?

The 1989 Plymouth Sundance typically does not come with factory fog lights in all trim levels. If your vehicle is equipped with them, check the manual as sizes can vary by trim.

Is the 1989 Plymouth Sundance single or dual beam?

The 1989 Plymouth Sundance uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 1989 Plymouth Sundance?

Yes, the 1989 Plymouth Sundance comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a 9004 LED conversion kit for the low beams.

Did the 1989 Plymouth Sundance change headlight bulb sizes from the previous year?

Yes — the 1989 Plymouth Sundance uses different bulb sizes than the 1988 model. The 1989 generation introduced this bulb configuration.

Is the 1989 Plymouth Sundance the first or last year to use 9004 bulbs?

The 1989 Plymouth Sundance is the only year in the 1989 generation to use the 9004 bulb for the low beam headlight.

How do I change the headlight on a 1989 Plymouth Sundance?

Turn off the vehicle and open the hood. Locate the headlight assembly from behind, remove the dust cover or retaining clip, disconnect the wiring harness, twist the old 9004 bulb counter-clockwise to remove it, then insert the new bulb and reassemble. The whole process typically takes 10 to 30 minutes per side depending on accessibility.

Are LED headlights legal for a 1989 Plymouth Sundance?

LED bulbs used off-road or in auxiliary lights are legal everywhere. For on-road headlight use, legality varies by state. Many states allow LED retrofits as long as the beam pattern meets DOT standards. For the best legal compliance, choose a DOT-approved 9004 LED kit that is designed as a direct replacement and produces a proper cutoff pattern without excessive glare.

How much does it cost to replace 1989 Plymouth Sundance headlights?

A pair of halogen 9004 bulbs costs $15 to $40, while LED conversion kits run $25 to $60 per pair. If you have a shop do the work, expect an additional $20 to $50 in labor per bulb. Replacing them yourself at home saves the labor cost and usually takes under 30 minutes.

What is the difference between halogen and LED for a 1989 Plymouth Sundance?

Halogen bulbs produce a warm yellow light (around 3200K), last 500 to 1000 hours, and draw more power. LED bulbs emit a brighter white light (5000-6000K), last 25,000+ hours, and use less energy. LED upgrades for the 9004 position are available as direct plug-and-play replacements.

The 1989 Plymouth Sundance has a unique bulb configuration not shared with adjacent model years.

Fitment Guaranteed for 1989 Plymouth Sundance

What Size Bulbs Does a 1989 Plymouth Sundance Use?

Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.

Installation Difficulty

Easy (Plug and Play)

Est. Replacement Cost

$15 - $40 (Halogen) / $30+ (LED)

What Lighting System Does the 1989 Plymouth Sundance Have?

Lighting on the 1989 Plymouth Sundance is managed by a total of 8 bulbs, covering everything from primary headlights to signal indicators. It features a comprehensive lighting system powered by a dual-bulb halogen configuration using separate 9004 low beam and 194 high beam bulbs for precise light distribution. This model belongs to the mid years of the Sundance's 1987-1994 production span.

Can You Put LED Bulbs in a 1989 Plymouth Sundance?

Upgrading to LED is one of the most effective ways to modernize your Plymouth's appearance and safety profile. We recommend starting your upgrade with the 9004 low beams, as they see the most use. Adding a matching 194 LED kit later will complete the look and ensure consistent lighting performance.

1989 Plymouth Sundance Bulb Size Chart

Position	Bulb Size	Shop
Side Marker	168	Buy 168 →
Low Beam	9004	Buy 9004 →
License Plate	168	Buy 168 →
Reverse Light	1156	Buy 1156 →
Brake Light	922	Buy 922 →
High Beam	194	Buy 194 →
Trunk Light	912	Buy 912 →
Map Light	168	Buy 168 →

How do the 1989 Plymouth Sundance's bulbs compare to other years?

The 1989 Plymouth Sundance changed bulb sizes from 1988. The previous model year used a different configuration.

The 1990 model switched to a different bulb configuration.

This bulb configuration covers the 1989 model years. ← 1988 1990 →

Finding the best installation guide...

Other Sundance Years

1994 1993 1992 1991 1990 1988 1987

More from Plymouth

Acclaim Arrow Arrow Pickup Arrow Truck Barracuda Belvedere Belvedere II Breeze

Other Vehicles That Use 9004 Bulbs

2005 Pontiac Montana 2004 Oldsmobile Silhouette 2003 Dodge Ram Van 2003 Dodge Wagon 2002 Mercedes-Benz SL-class 2002 Mercedes-Benz SL500