6.0

fairly significant
Typical Repair Cost:
No data
Average Mileage:
129,000 miles
Total Complaints:
1 complaints

Most common solutions:

  1. not sure (1 reports)
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problem #1

May 012016

DeVille Concourse 4.9L

  • Automatic transmission
  • 129,000 miles

You could play with the buttons on the dash by hitting economy high, tricking the system. It would eventually download and lock on auto air. Consequently, no one could ride in the car during heat waves

- Jaqui H., Lansdowne, PA, US

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