TSB 1100605 — Dodge and Jeep Service bulletin
1100605 is a service bulletin on file with NHTSA for 2 Dodge and Jeep models, 1996–1999 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. ILLUMINATED MIL AS THE RESULT OF A DIAGNOSTIC TROUBLE CODE (DTC) P0420 - CATALYST EFFICIENCY, OR MAY HAVE FAILED A CALIFORNIA SMOG OR STATE I/M TEST BUT WITHOUT AN ILLUMINATED MIL, OR A RATTLING SOUND FROM THE UNDERSIDE OF THE VEHICLE. CATALYTIC CONVERTER EXTENDED WARRANTY TO…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years 1100605 names
| Vehicle | Model years |
|---|---|
| Dodge Dakota | 1997, 1999 |
| Jeep Cherokee | 1996 |
Every document filed under 1100605
| Document ID | Filed | Type |
|---|---|---|
| 1100605 | December 21, 2005 | Service bulletin |
What 1100605 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB 1100605?
1100605 is a service bulletin filed with NHTSA by Dodge and Jeep, covering 2 Dodge and Jeep models across the 1996–1999 model years. NHTSA's summary reads: ILLUMINATED MIL AS THE RESULT OF A DIAGNOSTIC TROUBLE CODE (DTC) P0420 - CATALYST EFFICIENCY, OR MAY HAVE FAILED A CALIFORNIA SMOG OR STATE I/M TEST BUT WITHOUT AN ILLUMINATED MIL, OR A RATTLING SOUND FROM THE UNDERSIDE OF THE VEHICLE. CATALYTIC CONVERTER EXTENDED WARRANTY TO…
Which vehicles does 1100605 cover?
NHTSA's file names Dodge Dakota (1997, 1999); Jeep Cherokee (1996). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB 1100605 a recall, and is the repair free?
No. 1100605 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of 1100605?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 1100605, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 1100605. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.