2002 GMC SIERRA Power Trainautomatic Transmission Problems

GMC 2002 1/2 TON PICKUP,TRANSMISSION REVERSE WENT OUT AT 44,000 MILES (FIRST TIME IT WENT OUT AT 28,000 MILES). REPAIRED FOR SECOND TIME PARTS. REACTION SHELL GEAR STRIPPED. PARTS SHELL, GEAR, FLTR KIT, SEAL, SEAL OIL, GASKET. R&R TRANS REPLACE REACTION SHELL AND GEAR.*JB

DT: CALLER COMPLAINED ABOUT TRANSMISSION FAILURE. WHILE PULLING AWAY FROM A STOP SIGN HEARD A NOISE AND COULD NOT GET VEHICLE TO MOVE. FINALLY, GOT IT OFF THE ROAD, BUT WAS UNABLE TO MOVE FORWARD OR BACKWARD. CALLER SAID THE ORIGINAL OWNER HAD THE SAME PROBLEM. MANUFACTURER WANTED DEALER TO EVALUATE THE PROBLEM AND CALL THEM BACK, AND FOR THE CALLER TO PAY FOR REPAIRS. . DEALER HAD NOT COME SEEN THE VEHICLE. *AK

VEHICLE HAS A STRONG JERK WHEN SHIFTING FROM 1ST TO 2ND AND SOMETIMES HAS A SLIPPING / DELAYED JERK WHEN SHIFTING FROM 1ST TO 2ND. VEHICLE WAS TAKEN TO DEALERSHIP. VALVE BODY WAS REPLACED AT 30,000 MILES. DID NOT CORRECT THE PROBLEM. VEHICLE TAKEN BACK. DEALER REPLACED TRANSMISSION FLUID AND ADDED ADDITIVES. VEHICLE STARTED MAKING A POPPING NOISE WHEN SHIFTING AT 30,100 MILES. DEALER ADVISED THIS WAS NORMAL. VEHICLE WOULD NOT PULL IN REVERSE SOMETIMES AND WOULD ONLY SHIFT AT HIGH RPM AND NO OVERDRIVE AT 34,000 MILES. DEALER REBUILT TRANSMISSION AND REPLACED BROKEN SUN SHELL GEAR. VEHICLE STILL JERKING HARD / TRANSMISSION SLIPPING FROM 1ST TO 2ND. DEALER NOTIFIED. VEHICLE STILL UNDER WARRENTY. DEALER ADVISED THEY WOULD HAVE TO CONTACT GM FOR REPAIR SUGGUESTIONS. 3 MONTHS HAVE WENT BY AND DEALER WILL NOT SCHEDULE REPAIR OF TRANSMISSION. TRANSMISSION NOW HAS POPPING NOISE WHEN SHIFTING ALL GEARS AND MAKES VIBRATION...

TRANSMISSION SHIFTS WITH JERK FROM 1ST TO 2ND GEAR WITH A CLUNK NOISE. ALL OTHER SHIFTING APPEAR TO BE SMOOTH WITHOUT THE JERK OR CLUNK. *LA

INTERMITTENT SURGES, LOSS OF POWER WHILE IN MOTION, TRANSMISSION, LACK OF ACCELERATION. *MR AT PURCHASE, THE CHECK ENGINE LIGHT CAME ON THREE TIMES BEFORE LEAVING THE DEALERSHIP LOT. DEALER ADVISED THAT THE DEALER INSTALLED REMOTE STARTER OR ALARM SYSTEM WAS INTERFERING WITH FAULT SENSOR AND WAS NOT A PROBLEM. HOWEVER THE LOST POWER WHILE DRIVING, INTERMITTENT SURGES AND STALL OUTS AT FREEWAY SPEED/85 MPH STILL EXISTED. ON ONE OCCASION CONSUMER WAS ALMOST IN AN ACCIDENT WHEN THE TRANSMISSION CLANGED BETWEEN GEARS AND THERE WAS POOR ACCELERATION. CONSUMER HAD TO SHIFT INTO 4 WHEEL DRIVE OR MANUALLY DOWNSHIFT, OR TURN THE ENGINE OFF THEN ON AGAIN. DEALER REPLACED PCM MODULE, FUEL PRESSURE REGULATOR AND GASKETS, FUEL PUMP ASSEMBLY. HOWEVER PROBLEM STILL EXIST. DEALERSHIP AGREED TO HOLD THE VEHICLE FOR FURTHER INVESTIGATION. FURTHER INVESTIGATION REVEALED THAT THE WIRES FROM THE DEALER INSTALLED ACCESSORIES SUCH AS THE ALARM SYSTEM AND REMOTE STARTER OR...

THERE ARE PROBLEMS WITH THE SHIFTING MECHANISM ON THE TRANSMISSION. DEALER WAS CONTACTED. PH

CONSUMER COMPLAINS OF PREMATURE STALLING AT IDLE. THE VEHICLE LACKS SUFFICIENT POWER, IT SURGES AND AT TIMES REFUSES TO ACCELERATE. THE TRANSMISSION DOESN'T SHIFT DOWN PROPERLY OUT OF 4TH GEAR AND THE AIR CONDITIONING UNIT DOES NOT COOL PROPERLY AND MAKES WHISTLING NOISES. *JG *JB

TRANSMISSION SHIFTS WITH A STRONG JERK FROM 1ST TO 2ND GEAR, PROBLEM BEGAN 7/30/02, DEALER REPLACED VALVE BODY, RETURN AGAIN 8/8/02 WITH SAME PROBLEM, REPLACED SAME PART, OCCURRED AGAIN LEAVING DEALER SAME DAY AS PICKUP RETURNED BACK TO DEALER AGAIN ON 8/13/02 I WAS TOLD IT WAS THE CHANNEL PLATE AT THAT TIME BY SERVICE AND CALLED BY GM MFG AND WAS TOLD IT WAS VALVE BODY AGAIN. *AK