Car Problem Reports

Cadillac Catera Check Engine Light/Trouble Code Due to Stuck Open Thermostat

 
Cadillac Catera Problem
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Model Years Affected: 1997, 1998, 1999, 2000, 2001

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The thermostat may become stuck in the open position causing the engine to warm up too slowly, setting a P0128 trouble code and causing the Check Engine Light to illuminate.