Engine Control Software Glitches

Software issues within the Engine Control Module (ECM) or Electronic Throttle Module (ETM) can cause unexpected engine shut-off or transmission neutral engagement. These were addressed via recalls. Estimated repair cost: $200 - $600.

Seat Wiring Harness Abrasion

Abrasion of the seat wiring harness can lead to electrical shorts, potentially causing system malfunctions or fire hazards. This issue has a broader model year recall scope. Estimated repair cost: $400 - $800.

Differential Unit Pinion Nut Torque

Improper torque on the differential pinion nut could lead to driveline issues. While classified as low severity, mechanical failure in this area can be significant. Estimated repair cost: $300 - $700.

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2017 Maserati Quattroporte Maintenance guide

Name: Maintenance dataset for 2017 Maserati Quattroporte
Creator: Carfocal

v1.0Updated Jun 16, 2026Ryan Davis4 Sources Analyzed2 Critical Recalls

MAINTENANCE SUMMARY

The 2017 Maserati Quattroporte, with an average reliability verdict, requires diligent maintenance. Focus on verifying completion of safety-critical recalls concerning the fuel system and engine/transmission control software.

View Critical Issue: Fuel Pump Resistor Failure

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Reliability Score

Est. Annual Maintenance Cost

$700 - $1,200

TSBs & Recalls

14 TSBs | 8 Recalls

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Key Takeaways

Prioritize verification of safety-critical recall completion, especially for fuel and engine control systems.
The 2017 Quattroporte has an 'Average' reliability verdict, necessitating diligent preventative maintenance.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance