Air Bag Control Unit (ACU) Fastener Issue

A recall addresses a potential issue with the Air Bag Control Unit fastener loosening, which could disable the airbag system. This is a significant safety risk. Estimated repair cost: $200 - $600.

Exterior Lighting Malfunction (Turn Signals)

Recalls have been issued for turn signal bulbs, which can affect vehicle visibility and signaling capability, posing a moderate safety risk. Estimated repair cost: $50 - $150.

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2021 Nissan Titan Maintenance guide

Name: Maintenance dataset for 2021 Nissan Titan
Creator: Carfocal

v1.1Updated Jun 15, 2026Daniel Wilson4 Sources Analyzed8 Critical Recalls

MAINTENANCE SUMMARY

The 2021 Nissan Titan presents an average reliability profile, marked by significant recall activity concerning the transmission parking pawl and airbag control unit. Owners should prioritize addressing these recalls and performing regular maintenance, including fluid checks and filter replacements, to mitigate potential issues.

View Critical Issue: Transmission Parking Pawl Issue

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Reliability Score

Est. Annual Maintenance Cost

$400 - $700

TSBs & Recalls

4 TSBs | 22 Recalls

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Key Takeaways

Prioritize addressing recalls for the transmission parking pawl and airbag control unit.
Regular oil changes with synthetic oil are crucial for engine longevity.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance