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John T Smith
Community Expert
Community Expert
October 1, 2026
Question

WD40 and Lime and Colgate to clean a plastic light cover

  • October 1, 2026
  • 2 replies
  • 22 views

Has anyone every done this? Did it really work? Will a lemon work? Must it be Colgate toothpaste?

Headlight cleaning https://www.facebook.com/reel/2275843779873677

 

    2 replies

    Peru Bob
    Community Expert
    Community Expert
    October 2, 2026

    That was meant only for lenses that have been frosted from environmental conditions, not lenses that are just dirty. It’s a last-ditch effort before replacement.

    Nancy OShea
    Community Expert
    Community Expert
    October 2, 2026

    Toothpaste is an abrasive. Test on something you don’t care about, not your vehicle’s lamp covers.

     

    Nancy O'Shea— Product User & Community Expert