Nissan Leaf 2019–2020 — technical service bulletin
Bulletin NTB19-105 · NHTSA communication 10168919 · issued Nov 22, 2019
Technical service bulletin
communication type
Wheels
component
2019–2020
model years
2
vehicle entries
Official summary
CLICKING/POPPING NOISE FROM FRONT AXLE AREA DURING TAKE OFF/ACCELERATION AND/OR DECELERATION IF YOU CONFIRM A clicking or popping noise is coming from the front axle area during take off/acceleration and/or deceleration. ACTION Before performing diagnostic procedures, torque the lug nuts for all four (4) wheels to 113N-m (12kg-m, 83 ft-lbs), in a diagonal pattern. ï · - If the clicking/popping noise is still present after torquing the lug nuts, refer to the ESM for further diagnostic information.
Vehicles covered
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.