Serpentine belt back installation, what size is the socket?

Tiny
CHRISTOPHERB
  • MEMBER
  • 1993 CHEVROLET ASTRO
  • 4.3L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 218,000 MILES
What size is the socket I need to use with my socket wrench to move the belt tensioner do I can get my serpentine belt back on?
Wednesday, March 12th, 2025 AT 5:46 PM

1 Reply

Tiny
AL514
  • MECHANIC
  • 5,058 POSTS
Hello, this is what service info is showing for the 1993 and also for a 1994. It lists using a 1/2in bar inserted into the tensioner to remove/install the Serpentine Belt.

Here is a guide to help:
https://www.2carpros.com/articles/replace-serpentine-belt
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Wednesday, March 12th, 2025 AT 8:29 PM

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