MERCURY MARQUIS ENGINE

I Have Changed The Spark Plug The Coil And The Fuel Injector. Checked The Injector It Is Working. Starts Right Up Rough Idle.

Getting A Rear End Throbbing Noise (like Running Over Rumble Strips) Intermittently Around 30 - 50 Mph. Also A Intermittent High Pitched...

I Have Put In New Plugs, 8 New Coils, A New Computer, New Fuel Filter And This Car Still Has A Miss In It. At 50 To 55 On A Open Road If I...

It Just Started Out Of Nowhere It Started Sounding Really Rough And Sounded Loud Something Like A Tractor. Mechanic Said The Timing Belt Was...

I Just My Intake Manifolb Every Thing Is Sealed Coils And Spark Plugs Are In Nd Connection Are Connected But My Car Cranks But Wont Fully...

2000 Mercury Grand Marquis 4.6l With 70k Miles That Starts But Dies Unless You Keep Pressure On Accelerator While Cold. After It Warms Up...

When I Am Driving Along And Need To Speed Up My Car Hesitates And Stumbles When I Accelarate. We Cannot Locate The Problem. It Throws An...

At Start Up Car Idles Fine. I Go To Take Off And It's Jerky And Backfiring. After It Warms Up It Is Fine And Then After About Ten Fifteen...

I Cannot Locate The Dipstick To Check Thde Fluid Level

I Got A Guy To Change My Oil Pan, Now It Will Not Stay Running. Will Run With Maf Sensor Unplugged, Changed It Same Thing. Maf Sensor Can Be...