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1994 Chevrolet Blazer Bulb Size Chart

Bulb sizes may vary by trim, factory lighting package, region, production date, and previous modifications. Verify the bulb number on your existing bulb before buying.

Last database update: May 2026. Manual review status: Not yet manually reviewed.

Verify before buying: check the bulb number printed on your existing bulb, confirm your trim and factory lighting package, and review the seller's fitment notes.
Disclosure: We may earn a commission from links marked Affiliate. Unmarked retailer links may be plain search links. Always verify bulb fitment before purchasing.

1994 Chevrolet Blazer Bulb Size Chart

PositionBulb CodeAliasesTrim / PackageFactory TypeConfidenceReviewNotesShop
Low Beam9006HB4Standard listingHalogenHigh
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

AmazoneBay
High BeamPC74—Multiple listed optionsHalogenMedium
Pending

Multiple listed options; confirm the bulb in your housing.

Amazon
Fog LightH3—If equipped / package-dependentHalogenHigh
Pending

If equipped; fog light packages can vary by trim.

AmazoneBay
Brake LightPC74—Multiple listed optionsHalogenMedium
Pending

Multiple listed options; confirm the bulb in your housing.

Amazon
Side Marker3057—Standard listingHalogenMedium
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon
Turn Signal Front2057—Multiple listed optionsHalogenMedium
Pending

Multiple listed options; confirm the bulb in your housing.

Amazon
Turn Signal Rear3057—Multiple listed optionsHalogenMedium
Pending

Multiple listed options; confirm the bulb in your housing.

Amazon
Reverse Light1156—Multiple listed optionsHalogenMedium
Pending

Multiple listed options; confirm the bulb in your housing.

Amazon
Dome Light211-2—Standard listingHalogenMedium
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon
License Plate194—Multiple listed optionsHalogenMedium
Pending

Multiple listed options; confirm the bulb in your housing.

Amazon
Map Light194—Multiple listed optionsHalogenMedium
Pending

Multiple listed options; confirm the bulb in your housing.

Amazon
Parking Light2057—Multiple listed optionsHalogenMedium
Pending

Multiple listed options; confirm the bulb in your housing.

Amazon
Tail Light3057—Standard listingHalogenHigh
Pending

Verify trim, factory lighting package, and the bulb number on the existing bulb.

Amazon

1994 Chevrolet Blazer Fitment Notes

Across the 1969-2020 production range, our database shows changes in the listed Side Marker, License Plate, Turn Signal Rear positions. Use the chart above for this 1994 model, then confirm the bulb number in your vehicle before buying.

Known fitment limitations

  • factory HID or LED packages may use different parts
  • fog lights may depend on equipment package
  • aftermarket headlight assemblies may use different bulbs
  • regional models and production-date splits may differ

See an incorrect bulb size? Submit a correction.

How do the 1994 Chevrolet Blazer's bulbs compare to other years?

The 1994 Chevrolet Blazer uses the same bulbs as the 1993 model.

The 1995 model switched to a different bulb configuration.

This bulb configuration covers the 1993–1994 model years. ← 1993 1995 →

Finding the best installation guide...

Other Blazer Years

20202005200420032002200120001999199819971996199519931992199119901989198819871986198519841983198219811980197919781977197619751974197319701969

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9006 / HB4 Comparisons

9005 vs 90069006 vs H11

Frequently Asked Questions

Our database lists 9006 for the 1994 Chevrolet Blazer low beam headlights. Verify the bulb number on your existing bulb and confirm your trim or factory lighting package before buying.

Our database lists PC74 for the 1994 Chevrolet Blazer high beam position. Some vehicles vary by trim, lighting package, or previous housing changes.

Dim headlights on a 1994 Chevrolet Blazer can come from aging halogen bulbs, cloudy lenses, weak electrical connections, or an incorrect bulb. Confirm the listed 9006 size against the bulb in the housing before choosing a replacement or upgrade.

Our database lists H3 for the 1994 Chevrolet Blazer fog light position. Fog lights are often package-dependent, so verify that your vehicle is equipped with factory fog lights before ordering.

The 1994 Chevrolet Blazer uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

LED upgrades are available for many 9006 applications, but fitment, beam pattern, dashboard warnings, and road-use legality can vary. Use products that list your exact bulb family, such as 9006 / HB4, and verify the factory housing before buying.

Our database has a fog light entry for the 1994 Chevrolet Blazer: H3. Fog lights may still depend on trim or equipment package.

No — the 1994 Chevrolet Blazer uses the same bulb sizes as the 1993 model. This configuration has been consistent across the 1993–1994 generation.

The 1994 Chevrolet Blazer is the last year in the 1993–1994 generation to use the 9006 bulb for the low beam headlight.

Access varies by engine bay layout and headlight housing. Before disassembly, confirm the listed 9006 low beam size on the existing bulb or owner's manual, then follow the service procedure for your exact trim.

Rules for LED headlight retrofits vary by location and by housing type. Avoid products that create glare or lack road-use compliance claims, and check local requirements before using an LED conversion on public roads.

Replacement cost depends on bulb technology, brand, and labor access. Common halogen 9006 replacements are usually cheaper than LED conversion kits. Check seller fitment notes before comparing prices.

Halogen bulbs and LED replacements differ in output, heat behavior, beam pattern, and electronics. A correct bulb code does not guarantee a correct LED beam pattern, so verify physical fit and seller compatibility notes for the 1994 Chevrolet Blazer.