How do I changed the manual transmission fluid on my 1992 silverado K1500 4.3L

1992 CHEVROLET SILVERADO
135,000 MILES
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WAYLENP
  • MEMBER
  • 1 POST
My truck after shifting into gear, jerks hard like the transmission is not getting into gear correctly. The fluid has never been changed that I know of
Mar 17, 2012 at 2:59 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
The fill plug should be on the side and to the top of the transmission -dunno where its at but look real close and drain plug bottom side and put in 80W90 gear oil-
Mar 17, 2012 at 3:10 PM
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