91 grand marqujis 5.0 shudders at low to moderate speeds when slowly accelerating but does not shudder when using heavy acceleration

91 grand marqujis 5.0 shudders at low to moderate speeds when slowly accelerating but does not shudder when using heavy acceleration 1 Answer

My 1995 mercury grand marquis has a short somewhere and I need to find out how to trouble shoot the problem it's draining the battery and I am having to disconnect the battery when I'm not using it 2 Answers

To add to that problem I also have no use of my wipers but I can spray the fluid to clean the windshield any advice ? Also I have a problem when I press on the break I can use the blinker and hea...

misfire on slow accel on 5.0 liter eng on 91 merc grand marquis 1 Answer

misfire bad shudder on 5.o liter on my merc grand marq on slow accel but no bother if I shove the pedal down no shudder.. put on plugs wires coil ignition module, what else canit be tranny expert said...

2002 Mercury Grand Marquis LS Jerks and shift funny at low speeds. No Check Engine Lights. 16700 miles 1 Answer

The car Jerks and sometimes shift bad at low speeds. Once I hit the gas hard it goes away

1988 Mercury Grand Marquis blows hot air when accelerating uphill and downshifting. Does this with or w/o a/c running. What is causing this? 1 Answer

The a/c will temorarily blow hot while downshifting during acceleration. Also, warm air comes out of vents w/o the a/c or ran running during acceleration and downshift. Vacuum issue? Otherwise, the a/...