On August 9th, 2021 I was traveling on Interstate 40, in NC, at MM 103 at approximately 70 mph. when with no warning the Main Control Unit (MCU) went blank. Adaptive Cruise control, speedometer were not operable or could not be seen. The MCU reset after a brief (5 second) pause. I immediately placed a service request for August 25th with Tesla. Tesla updated the firmware and performed standard…
2017 Tesla Model 3 cruise control problems
moderate 4 complaints filed with NHTSA · avg repair $600 · see cruise control across all vehicles →
Complaints
4
Recalls
0
Avg fix
$600
What stands out
Of the 8 model years of Tesla Model 3 we track for cruise control problems, this one has the fewest owner complaints on file (4).
No new NHTSA cruise control complaint has been filed on this vehicle in over 4 years — the issue may be aging out of the active population.
What owners are reporting 3 most recent
Experiencing unexpected braking on freeway while on cruise control. Car brakes for apparently no reason. There is no warning, vehicles in sight, on clear sunny day. Has braked up to 3 times/hr on two different days on road trip. No indicators say that anything is wrong with the car or its cameras. It is jarring and scary for both driver and passenger. Collecting info for Tesla service appt in…
I am writing to file a formal safety complaint against Tesla, Inc. regarding a software update failure that has disabled legally required vehicle functions on my Tesla for over two years. For more than 26 months, my vehicle has been unable to complete a software update through Tesla's over-the-air (OTA) update system. As a direct result of this failure, my vehicle's display screen does not…
Had cruise control trouble with your 2017 Tesla Model 3?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the cruise control problem on the 2017 Tesla Model 3?
It's a documented issue but not catastrophic. 4 complaints have been filed. Repairs average $600 and most owners catch it before it causes a breakdown.
At what mileage does the cruise control typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $600 for cruise control repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to cruise control?
No active recalls currently cover cruise control issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2017/Tesla/Model 3.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.