6.0

fairly significant
Typical Repair Cost:
No data
Average Mileage:
30,000 miles
Total Complaints:
1 complaints

Most Common Solutions:

  1. not sure (1 reports)
2003 Mercury Grand Marquis exhaust system problems

exhaust system problem

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2003 Mercury Grand Marquis Owner Comments

problem #1

Jan 022007

(reported on)

Grand Marquis LS 4.6L V8

  • Automatic transmission
  • 30,000 miles

A D V E R T I S E M E N T S

Why do ALL Ford products have the yellow "CHECK ENGINE" light on? My OBD tells me that the O2 sensor, bank 2-sensor 1, is stuck lean(p2197), but that does NOT mean the sensor is bad. Do I have a vacuum leak? HELP!

- , 28719 Ramblewood, MI, USA

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