2004 Mercury Mountaineer buying guide

A data-driven checklist for buying a used 2004 Mercury Mountaineer, built from 210 owner complaints, 0 recall campaigns, 103 service bulletins and federal safety records — not opinions.

Know before you buy

0 recall campaigns affect this model year. Check each one and confirm the repairs were done — recall work is free at any authorized dealer.
Main problem areas: structure (79), power train (64), vehicle speed control (21), electrical system (16), air bags (12).
Symptoms owners describe: stalling (20), loss of power (7), hesitation / surging (7), shifting problems (6), steering problems (6), clunking / rattling (6). Test-drive with these in mind.
Reported incident mileage: among 176 complaints with a usable odometer reading, half were filed between 44,925 and 95,049 miles (median 69,459). This describes when owners reported problems — it does not predict when a particular vehicle will develop one.
3 federal investigations have named this model year — read what they cover.
Fuel economy: 15–16 MPG combined (EPA; engines: 4L 6-cyl, 4.6L 8-cyl).

When problems get reported

Reported incident mileage among 176 complaints with usable odometer readings.

under 20k		15
20–40k		17
40–60k		42
60–80k		31
80–100k		31
100–150k		32
150k+		8

Before you hand over money

Run the VIN through our free VIN decoder to confirm the exact build.
Check open recalls by VIN at nhtsa.gov/recalls — a recall that was never fixed is a free repair you can claim.
Get a pre-purchase inspection focused on the problem areas listed above.

This guide is generated from official NHTSA, EPA and FARS records. Complaints are unverified owner reports and raw counts are not adjusted for sales volume.