Having problems with your 1998 Chevrolet K1500 ?
98 1500 5.7liter intermittenly loses power under load @ highway speed-- shakes -- then corrects itself. otherwise runs like a watch
I have found that this is caused by dirty valves or weak valve springs .... does the check engine light come on
Repair Help & Product Troubleshooting for 1998 Chevrolet K1500
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