Saturday, August 8, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

Nissan Sentra 2020–2021technical service bulletin

Bulletin NTB22-096 · NHTSA communication 10226131 · issued Nov 2, 2022

Technical service bulletin
communication type
Engine and Engine Cooling
component
2020–2021
model years
2
vehicle entries

Official summary

LOSS OF POWER, ENGINE NOISE, AND/OR BATTERY LIGHT ON IF YOU CONFIRM The customer describes one, or more, of the following: ï · Loss of power ï · Loud noise from the front of vehicle/engine area while running ï · The battery light is ON AND ï · It is confirmed that the noise is coming from the generator (alternator) ACTION Replace the Drive Belt Auto Tensioner, the Alternator, and the associated Drive Belt listed in the PARTS INFORMATION on the last page.

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.