fuel delivery system problem
6.0
fairly significantTypical Repair Cost:
$240.00
Average Mileage:
72,000 miles
Number of complaints:
1 complaints
Most common solutions:
- replace o2 sensor (1 reports)
Helpful Websites About 2002 Pontiac Montana o2 sensor failure
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A D V E R T I S E M E N T S
2008Nov 04
Montana EXT 3.4L
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, USA
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