What is this switch for?

1973 CHEVROLET SILVERADO
382,159 MILES • 5.7L • V8 • 2WD • AUTOMATIC
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KIMTOY
  • MEMBER
  • 7 POSTS
Any idea what this is? what it does and why is it in my truck?
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Jan 4, 2021 at 1:12 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
Good afternoon,

Do you have more than one tank? It looks like the selector switch for either the front or rear tank.

Could you take a closer picture for me? There is some writing I cannot understand.

Roy
Jan 4, 2021 at 1:37 AM
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