TSB Document:

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

You can still get the detailed info from Ford for this TSB. Call your local Ford dealer's service department & ask for a copy of TSB# 00142.

Affected Component: POWER TRAIN

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. *JB

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