STARTING AND OPERATING
251
3.
Turn the engine off, and be sure to turn the ignition higher speeds under heavier acceleration. This may re-
switchtotheLOCKposition.
sult in a slightly different feeling or response during
normal operation in high gear. When the vehicle speed
drops below a calibrated speed, or during acceleration,
the clutch automatically and smoothly disengages. The
featureisoperationalinOverdriveandinDRIVE.
4.
Wait approximately 10 seconds, then restart the en-
gine.
5.
Movetheshiftlevertothedesiredgearrange.
Iftheproblemisnolongerdetected,thetransmissionwill
NOTE:
return to normal operation. If the problem persists, • transmissionThetorqueconverterfluidandclutchenginewillcoolantnotengagearewarmuntil[usu-the
PARK,REVERSE,andNEUTRALwillcontinuetooper-
5
ate. Only second gear (3.7L engine) or third gear (5.7L
engine)willbeavailableintheDRIVEposition.Havethe
transmissioncheckedatyourauthorizeddealerassoon
aspossible.
ally after 1 to 3 miles (1.6 to 4.8 km) of driving].
Because the engine speed is higher when the torque
converterclutchisnotengaged,itmayseemasifthe
transmissionisnotshiftingintoOverdrivewhencold.
Thisisnormal.Manuallyshifting(usingtheERSshift
control) between 4 (direct gear) and 5/D (Overdrive
gear)positionswilldemonstratethatthetransmission
isabletoshiftintoandoutofOverdrive.Forvehicles
with5.7Lengines(whichhavetwoOverdrivegears),
TorqueConverterClutch
Afeature, designed to improve fuel economy, has been
includedintheautomatictransmissiononyourvehicle.
Aclutch within the torque converter engages automati-
cally,atacalibratedspeed,atlightthrottle.Itengagesat
| Categories | Jeep Grand Cherokee Manuals, Jeep Manuals |
|---|---|
| Model Year | 2010 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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