Ford F-150 2021 — technical service bulletin
Bulletin PU1009PPOSIF150 · NHTSA communication 10240456 · issued Jul 21, 2023
Technical service bulletin
communication type
Back Over Prevention
component
2021
model years
1
vehicle entries
Official summary
Priority Update 22-PU1009-PPO-SI for 2021 F-150 vehicles is now available. Quality Improvements include: - Reduced NVH in 8th, 9th, 10th gear on vehicles with 3.5L or 2.7L engines. - Inhibits gear selector shift from park if pro power onboard outlet cover is open. - Brake fluid viscosity algorithm improvement at low temperature. - Revised injector activation strategy during engine failsafe cooling. - MyKey ABS enablement on Tremor and Raptor. - Shift quality improvement on vehicles with 3.5L, 2.7L, or 5.0L engines. - Revised air recirculate strategy for reduced odor. - Improved motor coolant t
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.