I own a 1986 gmc jimmy and its currently leaking oil but I don't know how to find the leak. any tips?
Aug 15, 2014 at 4:39 PM
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CARADIODOC
✓ASE Certified Mechanic
34,321 POSTS
Oil runs down from the point of the leak so look for the highest spot you see oil. You can wash the engine with a degreaser, add a small bottle of dark purple dye, then search later with a black light. The dye will show up as a bright yellow stain that you can follow back to the source.
Aug 15, 2014 at 7:57 PM
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