2017 Nissan Sentra: Transmission failure
Common wear/failure (not a recall)
Symptoms
Owners of the 2017 Sentra report: transmission failure. CarComplaints.com lists 3 owner complaints, average mileage 76,650 miles.
NHTSA has 76 owner complaints for the 2017 Sentra in this area. Examples:
- NHTSA complaint ODI #11741244 (filed 06/01/2026): “The contact owns a 2017 nissan sentra. the contact stated while driving the vehicle he could tell the vehicle gears were slipping, on a different occasion the vehicle downshifted on its own suddenly almost causing a crash. the contact stated there were times w…”
- NHTSA complaint ODI #11741125 (filed 05/31/2026): “I have been experiencing the cvt transmission slipping the last two weeks. i contacted nissan so see if my vin was a vehicle affected by 2017 cvt transmission recalls. they advised me it was not affected because my vin did not match their systems affected ve…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: rebuild (1 reports) replace transmission (1 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Diagnosis needs a scan tool; repair or replacement needs a lift, transmission jack and the manufacturer's fluid fill/relearn procedure. (Our assessment.)
Cost
No sourced cost range: get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Estimated repair cost: transmission replacement (automatic or CVT, remanufactured unit)
Average shop cost
$835
Range $400–$1,390 (labor)
4.0–10.0 h × $100–$139/h estimated shop labor rate
Parts not included.
Average mobile mechanic cost
$1,255
Range $600–$2,085 (labor)
Shop labor × 1.5 (mobile convenience premium)
Parts not included.
Estimates only, not a quote. Actual prices vary by vehicle, shop and location. See the estimate for your city → · About this repair and its cost
Same repair on other models: 2015 Dodge Durango: Transmission failure · 2015 Jeep Cherokee: Transmission failure check engine light on · 2015 Nissan Murano: Transmission failure · 2016 Subaru Forester: Transmission failure · 2019 Nissan Pathfinder: Check engine light came on transmission failure · 2021 Hyundai Santa Fe: Transmission failure
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