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DeVille DTS
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Check Engine Light Due to Engine Vacuum leak on Cadillac DeVille DTS

Problem Description and Possible Solution

The Check Engine Light may illuminate due to an engine vacuum leak from the intake manifold area.

Problem Data
RepairPal Verified
Average mileage: 73,080 (10,400–140,000)
5 model years affected: 2001, 2002, 2003, 2004, more2005
12 people reported this problem
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