Chevrolet Suburban 2000–2001 — technical service bulletin
Bulletin 00144 · NHTSA communication 616384 · issued Nov 10, 2000
Technical service bulletin
communication type
Structure
component
2000–2001
model years
8
vehicle entries
Official summary
Some vehicles may have loose or missing rear wheelhouse plugs. Under certain vehicle operating conditions, exhaust gases can flow forward and accumulate in the rear wheelhouse. These exhaust gases could flow into the passenger compartment if the wheelhouse plug is missing or loose and may cause possible illness, unconsciousness, or death. *tt
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.