My Mercury Marquis Won't Start?

Answer The Mercury Grand Marquis has been on the market since 1983. It is a full-size, rear-wheel-drive sedan that shares the same body style and features as the Ford Crown Victoria. There are various rea... Read More »

Top Q&A For: My Mercury Marquis Won't Start

My Mercury Marquis Cranks but Won't Start?

Extreme weather conditions can take a toll on your car battery. Proper battery maintenance can help keep your car starting, but what do you do when your Mercury Marquis won't crank or turn over? Lo... Read More »

Mercury Marquis Maintenance?

The Mercury Marquis, better known as the Mercury Grand Marquis, is a full-size rear-wheel drive sedan that has been in production since 1983. Sharing the same platform and most of its components wi... Read More »

How to Replace a PCV Valve on a Mercury Marquis?

The positive crankcase ventilation (PCV) valve is designed to ensure the air flow in your engine remains in the proper direction. The PCV valve routes the dirty air back into the air cleaner to be ... Read More »

What is the difference between a Mercury Grand Marquis GS& LS?

Prior to 2009, the Mercury Grand Marquis was available in two trim levels: the base model GS and the higher-end LS. Both had the same engine, transmission and chassis.SeatsThe GS had cloth seats wi... Read More »