1.7

hardly worth mentioning
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
99,300 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2006 Mercury Grand Marquis engine problems

engine problem

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2006 Mercury Grand Marquis Owner Comments

problem #1

Jun 022010

Grand Marquis

  • 99,300 miles

A D V E R T I S E M E N T S

No abnormal operation noted before event. The failure is spark plug blow out on a 4.6L engine. The failure occurred twice in a 2 week time period on the same cylinder damaging the spark plug and coil pack. First instance was the factory installed spark plug.

- Winder, GA, USA

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