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John, Master A.S.E Automotive technician
Category: Chevy
Satisfied Customers: 9176
Experience:  A.S.E MasterTechnician A1-A8 w/L1,38 years experience General Motors Master Technician
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98 chevy blazer: go bad in the rear end..roll..foot in neutral..towing

Resolved Question:

What would go bad in the rear end of a 98 chevy blazer that would cause the following symptoms: loud clunking at even slow speeds like a hammer hitting the under body of the vehicle when moving with transmission engaged and will roll forward but will only backwards about a foot in neutral? Happened suddenly on take off onto busy road. Currently sitting at a mechanic's shop looking for second opinion without towing elsewhere.
Submitted: 7 years ago.
Category: Chevy
Expert:  John replied 7 years ago.


this can be a tooth broken off of the ring or pinion gears.a side carrier bearing come apart to cause a bad miss alignment of the gears,the clutch plates are broken,thrust block broken,or case is damaged.

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