Having problems with your 1996 Chevrolet Blazer ?
Chevy blazer - windshield wiper arm spins on the post.
U will need to see if the small serrations that hold the arm are worn off, if they are u will need to replace the wiper arm and the wiper transmission linkage assembly, the post is not serviced separate, try finding a used one, they are common in salvage yards, a new wiper trans if it is still available will cost about $200
Repair Help & Product Troubleshooting for 1996 Chevrolet Blazer
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