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SteeringPart report

2017 Mercedes-Benz GLC 300 Steering Problems

Complaints
4about this part
Share
4%of 101 total for the year
Median mileage
13,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the steering of the 2017 Mercedes-Benz GLC 300, 4% of the 101 complaints for this model year. Where a mileage was given, the median is 13,500 miles. 1 of these say a crash was involved, according to the filers. 1 recall campaign on record is filed under a similar system.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“Traveling 60 MPH on interstate, when steering wheel jerked to the right and then left, brakes automatically activated, and seat belt tightened. Lasted for approximately 3 miles, then jerking stopped. Within another 30 miles happened 3 more times. Each time an alert appeared on display 'blind spot assist is deactivated, not operational'. Stopped and had car washed to remove any debris from sensors, but problem persisted. Happened again today, 5/2, at 45 MPH on public highway. Cruise control was not engaged when these instances occurred. Terrifying! I had to fight the wheel to keep control.”

NHTSA complaint #11323077, filed 2020-05, 26,000 miles

“2017 Mercedes Benz GLC 300 Coupe 27,700 miles. I was driving on MD I-95 when the Power Steering Malfunction warning light came on and I lost power steering. I got off the next exit. Steering was very difficult especially when the car slowed. The Mercedes Benz dealer is replacing the electronic steering power control unit, power steering motor and steering rack. Cost $4910. Mercedes Benz has had GLC 300 recalls for Power Steering Malfunction but not for my model year.”

NHTSA complaint #11500662, filed 2023-01

“The contact owned a 2017 Mercedes-Benz GLC300. While driving below 40 MPH, the vehicle veered to the left and crashed into a tree. The contact did not notice if there were any warning indicators illuminated before or after the crash. The air bags deployed. The vehicle was towed to an independent mechanic. The contact was injured and required medical attention. A police report was filed. The vehicle was deemed totaled by the insurance company; therefore, the vehicle was not diagnosed or repaired. The manufacturer and dealer were not notified of the failure. …”

NHTSA complaint #11076218, filed 2018-03, 1,000 miles

“The steering column has stopped moving up/down. I guess due to some latency build up (after having tried to adjust the steering a few times prior to the drive) caused the steering to move down (one time incident) while driving and caused momentary loss of steering control due to slippage and had to pull over to the shoulder of the freeway. While this was a one time incident it could become a safety issue...this seems to be a rampant issue (up/down movement getting jammed) on all MB vehicles and anything related to critical vehicular controls should be flagged as such.”

NHTSA complaint #11443455, filed 2021-12

Related recalls

Related service bulletins

Steering: other model years

YearComplaintsShare of year
202516%
202324%
20221423%
202057%
201833%
201744%
201675%

Other parts of the 2017 Mercedes-Benz GLC 300

Engine
37 complaints
Fuel system
16 complaints
Electrical system
15 complaints
Other or unknown
13 complaints
Air bags
11 complaints
Seat belts
8 complaints
Visibility (wipers, defrost, mirrors)
8 complaints
Transmission and drivetrain
7 complaints
Brakes
4 complaints
Forward collision avoidance
4 complaints
Tires
3 complaints
Seats
2 complaints

← All problems reported for the 2017 Mercedes-Benz GLC 300

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology