2014 Toyota Tundra: Engine leaking oil
Common wear/failure (not a recall)
Symptoms
Owners of the 2014 Tundra report: engine leaking oil. CarComplaints.com lists 2 owner complaints, average mileage 24,900 miles.
NHTSA has 8 owner complaints for the 2014 Tundra in this area. Examples:
- NHTSA complaint ODI #11676819 (filed 07/28/2025): “I purchased the truck thinking it had 80k miles it’s was misrepresented by the dealer i got it from in reality it should’ve been 280k miles. i don’t have the money to go after them as i spent it on the truck and timing chains as well as some other repairs. the…”
- NHTSA complaint ODI #11397734 (filed 02/24/2021): “Engine has developed cam tower oil leak that is dripping on the exhaust manifold. per toyota service center "potentially be a dangerous fire hazard. this is a well documented issue with the 5.7 engines toyota uses across multiple vehicle models. they have…”
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: repair leak (1 reports) replace all cam tower seals and cam (1 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Internal engine work (lifters, oil consumption, fuel dilution diagnosis) requires engine teardown or dealer software/tests. (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
Page last updated .