2000 Mercury Grand Marquis GS 4.6L Noise
This 4.6 liter engine has a low pitch droning sound on accelaration and criuse. It sounds like it is coming from the intake manifold area. all the air induction tubes, mass air flow sensor and air filter box look good and tight. I once saw a 3.8 that had the i...
FIX posted 7/7/2004
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Vehicle Data2000 Mercury Grand Marquis GS
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Vehicle Data
2000 Mercury Grand Marquis GS
VIN | LMEFM74WXY |
Engine | 4.6 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | Not OBD-II Compliant |
Symptoms | Noise |
Occurs | On Accel, Cruise |