What is the low beam headlight bulb size for a 1989 Buick Reatta?

The 1989 Buick Reatta uses a H6054 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 Buick Reatta?

The high beam bulb size for the 1989 Buick Reatta is N/A.

Why are my 1989 Buick Reatta headlights dim?

Dim headlights on a 1989 Buick Reatta can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H6054 LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 1989 Buick Reatta fog light?

The 1989 Buick Reatta uses a 889 bulb for the fog light position.

Is the 1989 Buick Reatta single or dual beam?

The 1989 Buick Reatta 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 Buick Reatta?

Yes, the 1989 Buick Reatta comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H6054 LED conversion kit for the low beams.

Does the 1989 Buick Reatta have fog lights?

Yes, the 1989 Buick Reatta takes a 889 bulb for the fog light position.

Did the 1989 Buick Reatta change headlight bulb sizes from the previous year?

No — the 1989 Buick Reatta uses the same bulb sizes as the 1988 model. This configuration has been consistent across the 1988–1989 generation.

Is the 1989 Buick Reatta the first or last year to use H6054 bulbs?

The 1989 Buick Reatta is the last year in the 1988–1989 generation to use the H6054 bulb for the low beam headlight.

How do I change the headlight on a 1989 Buick Reatta?

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 H6054 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 Buick Reatta?

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 H6054 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 Buick Reatta headlights?

A pair of halogen H6054 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 Buick Reatta?

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 H6054 position are available as direct plug-and-play replacements.

The 1989 Buick Reatta is the last model year to use this bulb configuration (1988–1989).

Fitment Guaranteed for 1989 Buick Reatta

What Size Bulbs Does a 1989 Buick Reatta 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 Buick Reatta Have?

Lighting on the 1989 Buick Reatta is managed by a total of 6 bulbs, covering everything from primary headlights to signal indicators. It features a standard lighting system powered by a dual-bulb halogen configuration using separate H6054 low beam and high beam bulbs for precise light distribution. This model belongs to the mid years of the Reatta's 1988-1991 production span.

Can You Put LED Bulbs in a 1989 Buick Reatta?

Upgrading to LED is one of the most effective ways to modernize your Buick's appearance and safety profile. We recommend starting your upgrade with the H6054 low beams, as they see the most use. Adding a matching LED kit later will complete the look and ensure consistent lighting performance. Don't forget the 889 fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

1989 Buick Reatta Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H6054	Buy H6054 →
Turn Signal Front	890	Buy 890 →
Fog Light	889	Buy 889 →
Reverse Light	890	Buy 890 →
Side Marker	194	Buy 194 →
License Plate	194	Buy 194 →

How do the 1989 Buick Reatta's bulbs compare to other years?

The 1989 Buick Reatta uses the same bulbs as the 1988 model.

The 1990 model switched to a different bulb configuration.

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

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Other Reatta Years

1991 1990 1988

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