Jeep Grand Cherokee 2021 — technical service bulletin
Bulletin 11-002-21 · NHTSA communication 10218571 · issued Aug 12, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021
model years
1
vehicle entries
Official summary
Incorrect Exhaust Body Heat Shields This bulletin involves inspecting the front right, left and mid muffler center exhaust heat shields underneath the vehicle for rivets and possibly replacing the heat shields if no rivets are found. Some vehicles were built with incorrect exhaust body heat shields that did not have rivets.There will not be a customer symptom/condition for this issue.
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.