Dodge TSB #976
1999 Dodge Ram Van 3500
Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
- TSB Document
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- Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Dodge for this TSB. Call your local Dodge dealer's service department & ask for a copy of TSB# 976.
- Summary
- ON SOME VEHICLES THE ON-BOARD DIAGNOSTIC (OBD) SYSTEM MAY NOT DETECT A CATALYST FAILURE AS REQUIRED BY CALIFORNIA EMISSIONS REGULATION. AS A RESULT, THE OBD SYSTEM MAY NOT ILLUMINATE THE CHECK ENGINE LIGHT IF A CATALYST FAILS. *TT