TSB 17720 — Lincoln Service bulletin
17720 is a service bulletin on file with NHTSA for the Lincoln Navigator, 2000–2001 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. AIRBAG WARNING LAMP ON WITH DIAGNOSTIC TROUBLE CODE (DTC) B1994/B1998 ON VEHICLES WITHOUT SIDE AIR BAGS.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years 17720 names
| Vehicle | Model years |
|---|---|
| Lincoln Navigator | 2000, 2001 |
Every document filed under 17720
| Document ID | Filed | Type |
|---|---|---|
| 17720 | April 1, 2004 | Service bulletin |
What 17720 covers
Electrical — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB 17720?
17720 is a service bulletin filed with NHTSA by Lincoln, covering the Lincoln Navigator across the 2000–2001 model years. NHTSA's summary reads: AIRBAG WARNING LAMP ON WITH DIAGNOSTIC TROUBLE CODE (DTC) B1994/B1998 ON VEHICLES WITHOUT SIDE AIR BAGS.
Which vehicles does 17720 cover?
NHTSA's file names Lincoln Navigator (2000–2001). 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 17720 a recall, and is the repair free?
No. 17720 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 17720?
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 17720, 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 17720. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.