CarComplaints.com Notes: The 2014 (and 2015) Jeep Grand Cherokee have a serious defect trend of transmission complaints. Most of the complaints are for rough shifting — things like jerking & hesitation when shifting gears.
STARTED VEHICLE - MIL ON.
PUT TRANS IN REVERSE 3 SEC. LATER TRANS WENT TO NUETRAL.
SELECTED R AGAIN, TRANS AGAIN WENT BACK INTO N
( THIS WAS REPEATABLE UNTIL D WAS SELECTED, THEN R DISAPPEARED. )
FROM N SELECTED D. TRANS WENT TO D 5 SEC. LATER VEHCIEL UPSHIFTS INTO 3 GEAR.
FROM D ATTEMPTED REVERSE, TRANS GOES STRAIGHT TO P
FROM P ATTEMPTED R TRANS GOES STRAIGHT TO N.
( ABOVE REPEATED 3-4 TIMES TO COLLECT ABOVE INFO, WITH 3-4 KEY CYCLES. )
WHILE BEING KICKED OUT OF R RING AROUND SPEEDOMETER WOULD FLASH RED/YELLOW UNTIL TRANS WENT TO N.
PARK SENSE INDICATED (RANDOMLY) ACTIVITY NEAR REAR DRIVER SIDE AREA.
ECO BUTTON INACTIVE
CODES STORED IN PCM
P1D8F
P1DA8
P1D96
FREEZE FRAME RECORDED - RPM 624 ECT 205 LOAD 49.4% ACC POS D 8.2% VPWRW 13.065
ERASED DTCS VIA MATCO SCAN TOOL
RESTARTED - MIL RETURNED P1D8F - SAME TRANS ISSUES
RESTARTED 2ND TIME - DTC RETURNED P1D96 - TRANS OPERATED NORMALLY.
NO RING FLASHING AROUND SPEEDO-NO PARK SENSE ACTIVITY- ECO BUTTON OPERATED
VEHICLE SAT OVERNIGHT (11HRS) STARTED - MIL OFF - TOOK TO DEALER.
AWAITING FURTHER INFO
Update from Jan 30, 2014: TOOK TO LOCAL DEALERSHIP AND CODES STORED IN PCM WERE RELATED TO SHIFT SOLENOIDS IN THE TRANSMISSION. DEALER STATED THEY CONTACTED CHRYSLER AND WAS DIRECTED TO UPDATE THE TRANS MODULE. THEY HAD VEHICLE FOR 24 HOUR PERIOD AND DID DRIVE THE VEHICLE EXTENSIVELY TO ATTEMPT TO DUPLICATE ISSUE(S) BUT WERE UNSUCCESSFUL. NOW 1/30/2014 HAVE NOT HAD THE ISSUE RETURN, AFTER HAVING THE RECENT RECALL PERFORMED THEY INFORMED ME THEY FOUND SOME ISSUES IN SOME OF THE MODULES HAD ISSUES COMMUNICATING ( U-CONNECT AND TRANSMISSION) AND WHILE PERFORMING THE RECALL THEY WOULD UPDATE THOSE MODULES. AFTER RECALL PERFORMED NOTICED SHIFT POINTS WHILE IN ECONOMY MODE HAVE CHANGED, FEELS A LITTLE MORE LIKE ECO MODE IS OFF, SHIFT POINTS ARE HIGHER, DOES NOT SHIFT INTO 8TH GEAR AS QUICKLY AS BEFORE.
A D V E R T I S E M E N T S
STARTED VEHICLE - MIL ON. PUT TRANS IN REVERSE 3 SEC. LATER TRANS WENT TO NUETRAL. SELECTED R AGAIN, TRANS AGAIN WENT BACK INTO N ( THIS WAS REPEATABLE UNTIL D WAS SELECTED, THEN R DISAPPEARED. ) FROM N SELECTED D. TRANS WENT TO D 5 SEC. LATER VEHCIEL UPSHIFTS INTO 3 GEAR. FROM D ATTEMPTED REVERSE, TRANS GOES STRAIGHT TO P FROM P ATTEMPTED R TRANS GOES STRAIGHT TO N. ( ABOVE REPEATED 3-4 TIMES TO COLLECT ABOVE INFO, WITH 3-4 KEY CYCLES. ) WHILE BEING KICKED OUT OF R RING AROUND SPEEDOMETER WOULD FLASH RED/YELLOW UNTIL TRANS WENT TO N. PARK SENSE INDICATED (RANDOMLY) ACTIVITY NEAR REAR DRIVER SIDE AREA. ECO BUTTON INACTIVE
CODES STORED IN PCM P1D8F P1DA8 P1D96
FREEZE FRAME RECORDED - RPM 624 ECT 205 LOAD 49.4% ACC POS D 8.2% VPWRW 13.065
ERASED DTCS VIA MATCO SCAN TOOL
RESTARTED - MIL RETURNED P1D8F - SAME TRANS ISSUES RESTARTED 2ND TIME - DTC RETURNED P1D96 - TRANS OPERATED NORMALLY. NO RING FLASHING AROUND SPEEDO-NO PARK SENSE ACTIVITY- ECO BUTTON OPERATED VEHICLE SAT OVERNIGHT (11HRS) STARTED - MIL OFF - TOOK TO DEALER. AWAITING FURTHER INFO
Update from Jan 30, 2014: TOOK TO LOCAL DEALERSHIP AND CODES STORED IN PCM WERE RELATED TO SHIFT SOLENOIDS IN THE TRANSMISSION. DEALER STATED THEY CONTACTED CHRYSLER AND WAS DIRECTED TO UPDATE THE TRANS MODULE. THEY HAD VEHICLE FOR 24 HOUR PERIOD AND DID DRIVE THE VEHICLE EXTENSIVELY TO ATTEMPT TO DUPLICATE ISSUE(S) BUT WERE UNSUCCESSFUL. NOW 1/30/2014 HAVE NOT HAD THE ISSUE RETURN, AFTER HAVING THE RECENT RECALL PERFORMED THEY INFORMED ME THEY FOUND SOME ISSUES IN SOME OF THE MODULES HAD ISSUES COMMUNICATING ( U-CONNECT AND TRANSMISSION) AND WHILE PERFORMING THE RECALL THEY WOULD UPDATE THOSE MODULES. AFTER RECALL PERFORMED NOTICED SHIFT POINTS WHILE IN ECONOMY MODE HAVE CHANGED, FEELS A LITTLE MORE LIKE ECO MODE IS OFF, SHIFT POINTS ARE HIGHER, DOES NOT SHIFT INTO 8TH GEAR AS QUICKLY AS BEFORE.
- brewer86, Clovis, CA, US