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Service bulletin 00122

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id613858
Published by NHTSA2000-09-20
Manufacturer's number00122
Manufacturer's date2000-06-12
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

INOPERATIVE OR INACCURATE SPEEDOMETER, 4X4 LAMP ILLUMINATED, AND / OR DIAGNOSTIC TROUBLE CODES (DTCS) P1635 OR P1639 PRESENT AFTER A POWERTRAIN CONTROL MODULE (PCM) OR INSTRUMENT CLUSTER REPLACEMENT. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Trouble codes named

P1635, P1639

Vehicles listed
FORD ECONOLINE2000

Listing a model year does not mean every vehicle of it is concerned: the document says which.