TSB Document:

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Jeep for this TSB. Call your local Jeep dealer's service department & ask for a copy of TSB# 8591/8592.

Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

Summary

SUBJECT REGARDING THE ON-BOARD DIAGNOSTIC (OBD) SYSTEM ON ABOUT 309,000 VEHICLES LOCATED OUT OF CALIFORNIA AND VEHICLES LOCATED IN CALIFORNIA WILL NOT DETECT A CATALYST FAILURE AS REQUIRED BY FEDERAL AND CALIFORNIA REGULATIONS. *TT

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