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1994 Mercury Grand Marquis LS 4.6L Poor Idle Quality, Cuts out, Misfire, Poor Fuel Economy
HELP, WIFE'S CAR, CHANGED PFE SENSOR & CLEANED EGR PORTS. WITHIN 30 MILES CAR STARTED MISSING ON THROTTLE TIP-IN. NEXT DAY STARTED MISSING ONLY IN PARK OR NUETRAL, SMOOTHED OUT IN GEAR. NEXT DAY MISSING ALL TIME,HAVE REPLACED THE PLUG, PLUG WIRE, AND COIL [......
FIX posted 6/10/2000
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Related Documents & Media | VIN | 2MELM75W7R |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Idle Quality, Cuts Out, Misfire, Poor Fuel Economy |
| Occurs | Always, Cold, Hot, Under Load, on Accel, Cruise, Idle |
| Misc. | 4 Door |
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Vehicle Data
1994 Mercury Grand Marquis LS
| VIN | 2MELM75W7R |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Idle Quality, Cuts Out, Misfire, Poor Fuel Economy |
| Occurs | Always, Cold, Hot, Under Load, on Accel, Cruise, Idle |
| Misc. | 4 Door |
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