Restore a clean, finished look to your interior lighting with the Dorman - HELP Dome Light Lens 74323. This replacement lens is a direct-fit for a wide range of vintage GM trucks, vans, and SUVs — including the 1973-1974 and 1987-1991 Chevrolet Blazer, 1975-1983 Chevrolet C10, 1974-1982 Chevrolet Corvette, 1982-2003 Chevrolet S10, 1975-1991 GMC Jimmy, and many more. With 93 applications total, see the Buyer's Guide tab for the full list.
A dome light lens is the cover that snaps over the interior dome or courtesy light, diffusing the bulb's light and shielding it from dust and contact.
- Replacement cover: installs in place of a lens that has cracked, yellowed, broken, or gone missing.
- Direct-fit replacement: fits the listed vehicle applications.
- Light diffusion: spreads the dome bulb's light across the cabin.
Signs the lens may need replacing include cracks, cloudiness, broken mounting tabs, or a bulb left exposed after the original went missing.
Interchange: 336201 · 743231
Manufacturer part number 74323
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What is this part?
It's a replacement dome light lens — the cover that snaps over your vehicle's interior dome or courtesy light to diffuse the bulb and shield it from dust and contact.
Will it fit my vehicle?
It's a direct-fit replacement across 93 applications, including many 1973-2003 Chevrolet and GMC trucks, vans, and SUVs. Check the Buyer's Guide tab to confirm your exact year, make, and model.
When should I replace the dome light lens?
Consider replacing it if the lens is cracked, cloudy or yellowed, has broken mounting tabs, or is missing entirely, leaving the bulb exposed.
What numbers does this part interchange with?
This lens interchanges with 336201 and 743231. Its own manufacturer part number is 74323.
Does this include a bulb?
The listing is for the dome light lens (cover) only. No bulb or other electrical components are stated as included, so reuse your existing bulb or source one separately.
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