What is the low beam headlight bulb size for a 1988 Plymouth Gran Fury?

The 1988 Plymouth Gran Fury uses a H4656 LED bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 1988 Plymouth Gran Fury?

The high beam bulb size for the 1988 Plymouth Gran Fury is 194.

Why are my 1988 Plymouth Gran Fury headlights dim?

Dim headlights on a 1988 Plymouth Gran Fury can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H4656 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 1988 Plymouth Gran Fury fog light?

The 1988 Plymouth Gran Fury uses a LED Fog Light bulb for the fog light position.

Is the 1988 Plymouth Gran Fury single or dual beam?

The 1988 Plymouth Gran Fury uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 1988 Plymouth Gran Fury?

Yes, the 1988 Plymouth Gran Fury comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H4656 LED LED conversion kit for the low beams.

Does the 1988 Plymouth Gran Fury have fog lights?

Yes, the 1988 Plymouth Gran Fury takes a LED Fog Light bulb for the fog light position.

How do I change the headlight on a 1988 Plymouth Gran Fury?

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 H4656 LED 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 1988 Plymouth Gran Fury?

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 H4656 LED 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 1988 Plymouth Gran Fury headlights?

A pair of halogen H4656 LED 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 1988 Plymouth Gran Fury?

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 H4656 LED position are available as direct plug-and-play replacements.

This vehicle is part of the 1986–1989 Plymouth Gran Fury generation. All models in this range share identical light bulb sizes.

Fitment Guaranteed for 1988 Plymouth Gran Fury

What Size Bulbs Does a 1988 Plymouth Gran Fury 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 1988 Plymouth Gran Fury Have?

The 1988 Plymouth Gran Fury utilizes a refined lighting configuration featuring 13 distinct bulb positions. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate H4656 LED low beam and 194 high beam bulbs for precise light distribution.

Can You Put LED Bulbs in a 1988 Plymouth Gran Fury?

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 H4656 LED low beams, as they see the most use. Adding a matching 194 LED kit later will complete the look and ensure consistent lighting performance. Don't forget the LED Fog Light fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

1988 Plymouth Gran Fury Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H4656 LED	Buy H4656 LED →
High Beam	194	Buy 194 →
Fog Light	LED Fog Light	Buy LED Fog Light →
Brake Light	194	Buy 194 →
Side Marker	168 LED	Buy 168 LED →
Turn Signal Front	194NA LED	Buy 194NA LED →
Turn Signal Rear	1157 LED	Buy 1157 LED →
Reverse Light	1156	Buy 1156 →
Dome Light	211-2	Buy 211-2 →
License Plate	168	Buy 168 →
Map Light	912	Buy 912 →
Parking Light	194NA	Buy 194NA →
Trunk Light	105	Buy 105 →

Installation Guide

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Other Gran Fury Years

1989 1987 1986

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Other Vehicles That Use H4656 LED Bulbs

1991 Chrysler New Yorker 1990 Toyota Land Cruiser 1989 Volvo 740 1988 Chrysler LeBaron 1987 Ford Crown Victoria 1987 Isuzu Impulse