Nissan Altima 2007–2011 — technical service bulletin
Bulletin NTB12120A · NHTSA communication 10192437 · issued Sep 5, 2014
Technical service bulletin
communication type
Engine and Engine Cooling
component
2007–2011
model years
9
vehicle entries
Official summary
SERVICE INFORMATION When an exhaust manifold and three way catalyst assembly is removed from an applied vehicle for any reason: 1. Remove and discard the exhaust manifold stay and its related parts. 2. The upper and lower exhaust manifold covers (heat shields) may need to be replaced. - Refer to the FLOW CHART on page 3 for detailed vehicle applicability. See this bulletin for further detail.
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.