6.0

fairly significant
Typical Repair Cost:
$240
Average Mileage:
72,000 miles
Total Complaints:
1 complaints

Most common solutions:

  1. replace o2 sensor (1 reports)
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problem #1

Nov 042008

Montana EXT 3.4L

  • Automatic transmission
  • 72,000 miles

Check engine light came on and stayed on. Engine started to idle rough and sputter on take off. Dealer changed O2 sensor and noted a leak in the intake manifold gasket.

- jnkhats, Fergus Falls, MN, US

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