The following items must be serviced more frequently on cars normally used under severe driving conditions. Refer to the chart below for the appropriate maintenance intervals.
R: Replace
I: Inspect and, after inspection, clean, adjust, repair or replace if necessary

150,000 miles (240,000 km) or 120 monthsHyundai Tucson (LM) 2010-2015 Service Manual: General Information
General Information
The supplemental restraint system (SRS) is designed to
supplement the seat belt to help reduce the risk or severity of injury
to the driver and passenger by activating and deploying the driver,
passenger, side airbag and belt pretensioner in certain frontal or side
col ...
Hyundai Tucson (LM) 2010-2015 Owners Manual: Owner maintenance
WARNING
Performing maintenance work on a vehicle can be dangerous. If you lack sufficient
knowledge and experience or the proper tools and equipment to do the work, have
it done by an authorized HYUNDAI dealer. ALWAYS follow these precautions for performing
maintenance work:
Park your veh ...