service engine light

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had diagnostic test run from GM garage;results were code 170/171,intake leaks and head gasket.A second opinion gave different results-oxygen sensors.Service engine light stays on,what to do? Engine has never overheated,and no anti freeze loss. Does have small pulsing noticeable on rpm hand;also poor gas mileage.

candicejoe in Paris KY

Nov 14, 2010

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RepairPal Certified shops can diagnose and repair your 2001 Cadillac DeVille. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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Opens 8:00 AM Tue

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