Mercury TSB #5189
1998 Mercury Mountaineer
Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
- TSB Document
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- Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Mercury for this TSB. Call your local Mercury dealer's service department & ask for a copy of TSB# 5189.
- Summary
- SOME VEHICLES MAY EXHIBIT A HESITATION / LACK OF POWER ON RE-ACCELERATION AFTER DECELERATING FROM HIGHWAY SPEED (45-65 MPH) TO A SLOW ROLL CONDITION (EXIT RAMP / TOLLBOOTH). THIS MAY BE DUE TO THE TRANSMISSION CALIBRATION NOT MAKING THE 3-1 DOWNSHIFT. ENGINEERING IS INVESTIGATING. *TT