Having problems with your 1997 Isuzu Rodeo ?
97 isuzu rodeo 159,000 miles tapping under valve cover. changed oil, mobil 1 10-30 synthetic, no help added quart lucas no change. Do valves need adjusting? If so does intake manifold to be removed? It is a 6 cylinder
Sonds like you may need a valve adjustment.
Repair Help & Product Troubleshooting for 1997 Isuzu Rodeo
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