Mazda CX-5 2016–2020 — warranty extension
Bulletin CSP11 Parts Warr · NHTSA communication 11011136 · issued Nov 16, 2024
Warranty extension
communication type
Engine
component
2016–2020
model years
9
vehicle entries
Official summary
CSP11 - COOLANT LEAKS AT CYLINDER HEAD WARRANTY EXTENSION For certain 2019-2020MY CX-5, 2016-2020MY CX-9, 2018-2020MY Mazda6 that are equipped with SKYACTIV-G 2.5T engine, the warranty coverage for specific repair of the coolant leak at cylinder head is extended to: 10 years (120 months) or 120,000 miles (192,000 km) whichever comes first, from the original warranty start date CONDITION OF CONCERN On certain subject vehicles, the coolant may leak at the cylinder head around the exhaust manifold.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.