1991 Ford F-150 service brakes, hydraulic problems
23 owner complaints filed with NHTSA name the service brakes, hydraulic on the 1991 Ford F-150 — 8% of all complaints for this model year.
What owners report
“Dt: the contact owned a 1991 ford f150. He stated that the abs brakes malfunctioned. Needed to replace the abs sensor in the differential unit and the abs module control. The total cost to repair them was more than $1200.00. The ford mechanic told contact that this was a known problem for the abs…”
filed Aug 1, 2005
“Abs light on instrument remains illuminated. Dealership has yet to examine vehicle to determine a cause for this problem. Consumer has replaced brake system with the exception of brake lines, and this action has failed to remedy the problem. Please provide any additional information /…”
filed Nov 30, 2001
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Service Brakes, Hydraulic problems in other F-150 years
| Year | Reports | Share |
|---|---|---|
| 2025 F-150 | 2 | 2% |
| 2024 F-150 | 1 | 1% |
| 2023 F-150 | 8 | 2% |
| 2022 F-150 | 5 | 1% |
| 2021 F-150 | 10 | 1% |
| 2020 F-150 | 2 | 0% |
| 2019 F-150 | 2 | 0% |
| 2018 F-150 | 17 | 1% |
| 2017 F-150 | 27 | 2% |
| 2016 F-150 | 37 | 2% |
| 2015 F-150 | 16 | 1% |
| 2014 F-150 | 54 | 4% |
Other reported problem areas on the 1991 Ford F-150
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.