Power Steering Pump
What it does
On vehicles with hydraulic power steering, pressurizes power steering fluid to make turning the steering wheel easier. Many newer vehicles use electric power steering instead, which has no pump or fluid — steering problems on those are diagnosed electronically.
Possible failure symptoms
A whining noise when turning the wheel, stiffer steering, or power steering fluid leaks.
Potential consequences
A failed pump makes steering noticeably harder, which can be a safety concern, especially at low speeds like parking.
Typical repair process
A technician checks fluid level and for leaks first, then tests pump pressure and replaces the pump if it's confirmed faulty.
Parts involved
The power steering pump, fluid, and sometimes hoses or the belt that drives it.
Questions to ask a mechanic
Ask whether a leak was found and fixed, since replacing the pump without finding a leak's source can let the same problem recur.
How coverage generally treats this
General guidance about how these categories typically work — not a claim about your own coverage.
Manufacturer warranty
Potentially covered under bumper-to-bumper coverage while active.
Powertrain coverage
Not typically included — steering is generally treated separately from the powertrain.
Exclusionary service contract
Coverage varies by contract; steering components are included in some plans and excluded in others.
Auto insurance
Ordinary mechanical failure or wear is normally not covered by standard auto insurance.
Manufacturer recall
Only applicable if there's an open recall for a specific power steering defect.
Related warning lights
Noticing a related symptom on your own vehicle? The Symptom Explorer shows what other owners of your specific year, make and model have reported to NHTSA.
This is general guidance, not a diagnosis or a repair-cost estimate — we don't have reliable cost data, so none is shown here. A qualified technician should confirm the actual cause and cost for your vehicle.