Car Problem Reports

Cadillac Seville STS Rough Idle Due to EGR Valve Sticking Open

 
Cadillac Seville STS Problem
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Model Years Affected: 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003

Average Mileage: 126,328 mi (105,986 mi - 148,000 mi)

Verified

The EGR valve may stick open, causing a rough idle and/or the Check Engine Light to illuminate.

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