What is the low beam headlight bulb size for a 1997 GMC Jimmy?

The 1997 GMC Jimmy uses a H4666 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 1997 GMC Jimmy?

The high beam bulb size for the 1997 GMC Jimmy is PC74.

Why are my 1997 GMC Jimmy headlights dim?

Dim headlights on a 1997 GMC Jimmy can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H4666 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 1997 GMC Jimmy fog light?

The 1997 GMC Jimmy uses a LED Fog Light bulb for the fog light position.

Is the 1997 GMC Jimmy single or dual beam?

The 1997 GMC Jimmy uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 1997 GMC Jimmy?

Yes, the 1997 GMC Jimmy comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H4666 LED LED conversion kit for the low beams.

Does the 1997 GMC Jimmy have fog lights?

Yes, the 1997 GMC Jimmy takes a LED Fog Light bulb for the fog light position.

How do I change the headlight on a 1997 GMC Jimmy?

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 H4666 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 1997 GMC Jimmy?

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 H4666 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 1997 GMC Jimmy headlights?

A pair of halogen H4666 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 1997 GMC Jimmy?

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 H4666 LED position are available as direct plug-and-play replacements.

This vehicle is part of the 1995–1997 GMC Jimmy generation. All models in this range share identical light bulb sizes.

Fitment Guaranteed for 1997 GMC Jimmy

What Size Bulbs Does a 1997 GMC Jimmy 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 1997 GMC Jimmy Have?

When it comes to nighttime visibility, the 1997 GMC Jimmy relies on an arrangement of 12 specialized bulbs. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate H4666 LED low beam and PC74 high beam bulbs for precise light distribution. This model belongs to the mid years of the Jimmy's 1989-2005 production span.

Can You Put LED Bulbs in a 1997 GMC Jimmy?

For a GMC built for the road and trail, LED upgrades provide the high-contrast lighting needed for better obstacle detection. We recommend starting your upgrade with the H4666 LED low beams, as they see the most use. Adding a matching PC74 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.

1997 GMC Jimmy Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H4666 LED	Buy H4666 LED →
High Beam	PC74	Buy PC74 →
Fog Light	LED Fog Light	Buy LED Fog Light →
Brake Light	PC74	Buy PC74 →
Side Marker	194 LED	Buy 194 LED →
Turn Signal Front	3157NA LED	Buy 3157NA LED →
Turn Signal Rear	3057 LED	Buy 3057 LED →
Reverse Light	1156	Buy 1156 →
License Plate	194	Buy 194 →
Map Light	194 or 212-2	Buy 194 or 212-2 →
Parking Light	3157NA	Buy 3157NA →
Trunk Light	211-2	Buy 211-2 →