2003 Mitsubishi Montero Sport: common problems and reliability
An average Montero Sport year.
83 owner complaints, most about service brakes. No recalls.
Should I buy one?The 2003 Mitsubishi Montero Sport has 83 owner-filed NHTSA complaints and 0 recalls on record. The most-reported areas are service brakes and power train. Owners most often flag cold start/idle issues (older models, e.g., 2002, 2003): rough idle, stalling when cold, often linked to faulty sensors (coolant temperature sensor, mass air flow sensor) or a wobbly crankshaft pulley affecting the crank position sensor.
Safety record for the 2003 model year
Source: NHTSA complaints and recalls filed for 2003 Mitsubishi Montero Sport vehicles (US, public record).
The Year Score compares this year with other Montero Sport years only. How we score it
Is 2003 a good year for the Montero Sport?
Across the 7 Montero Sport model years we track, complaint volume runs from 5 (2004) to 245 (2001). With 83 complaints, the 2003 Montero Sport sits above the model's median of 61.
These are raw NHTSA complaint totals, not adjusted for how many cars sold or how long each model year has been on the road. Older and higher-selling years accumulate more complaints.
Where owners report problems
What owners say across generations
Sentiment is generally positive, with a strong reputation for reliability, value, and off-road capability, particularly for older generations (pre-2010).
- RecurrentCold start/idle issues (older models, e.g., 2002, 2003)
Rough idle, stalling when cold, often linked to faulty sensors (Coolant Temperature Sensor, Mass Air Flow sensor) or a wobbly crankshaft pulley affecting the crank position sensor.
Owner insights cover all generations of the Montero Sport. See the full Montero Sport owner picture and every model year.
Other Montero Sport model years
Compare every Montero Sport year side by side to see how 2003 ranks against the rest.
Compare the Montero Sport against its rivals
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