I have had everything in transmission changed and it still will not go any higher than third gear.
Apr 20, 2017 at 1:39 AM
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STRAILER
✓Experienced Mechanic
55,583 POSTS
Hello,
This sounds like it could be a problem with the exhaust system being plugged. If the engine cannot produce power and create vacuum the transmission will not shift. Here is a guide that will help you figure the problem out.