Transmission swap?

1987 GMC C1500
157,000 MILES • V8 • 4WD • AUTOMATIC
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CARL MACALLISTER
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  • 1 POST
I have a 1987 GMC 1500 with TH400 transmission with no governor on side looking to replace it with a the TH400 with the governor cover and governor, will it work?
Apr 30, 2023 at 9:15 AM
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STRAILER
  • ✓Experienced Mechanic
  • 55,456 POSTS
Yes, it should be possible to replace your TH400 transmission without a governor with a TH400 transmission that has a governor.
May 1, 2023 at 2:12 AM
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