
1998 Mercury Grand Marquis GS 4.6L Poor Idle Quality, Surge
Looking for some input on this 98 Grand Marquis. The condition experienced is a rough idle and surge on cold start. The colder it is the more noticable the condition. Fuel pressure is good. No codes set. Fuel trims show high when cold but drop to normal when e...
FIX posted 2/27/2013
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Message Closed w/FIX
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VIN | 2MEFM74W2W |
Engine | 4.6 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge |
Occurs | Cold |
Message Closed w/FIX
Vehicle Data
1998 Mercury Grand Marquis GS
VIN | 2MEFM74W2W |
Engine | 4.6 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge |
Occurs | Cold |