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In this video 1A Auto shows you how to replace the rear axle differential pinion seal. This video applies to the GMC Jimmy model years 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, and 94.
Removal of a broken screw, bolt, or other threaded fastener broken off in a hole is covered in this brief “Makes YOU an expert video!!” The demonstration uses left hand drill set and screw extractor set from Harbor Freight.