Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
BUICK, CADILLAC, CHEVROLET, OLDSMOBILE, PONTIAC
Reported code forms P0742
FIRM TRANSMISSION SHIFTS, SHUDDER/CHUGGLE, TRANSMISSION WON'T DOWNSHIFT ON DECELERATION, SERVICE ENGINE SOON LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE P0742 SET. *TT UPDATE. *TT
BUICK, CHEVROLET, OLDSMOBILE, PONTIAC, SATURN
Reported code forms P0742
INCORRECT TRANSMISSION SHIFTS POOR ENGINE PERFORMANCE HARSH 1-2 UPSHIFTS SLIPS 1ST AND REVERSE TORQUE CONVERTER CLUTCH STUCK OFF ON DIAGNOSTIC TROUBLE CODE P0730, P0756, P0757, P0741, P0742. *EH *TT
BUICK, CADILLAC, CHEVROLET, OLDSMOBILE, PONTIAC
Reported code forms P0742
FIRM TRANSMISSION SHIFTS, SHUDDER/CHUGGLE, TRANSMISSION WON'T DOWNSHIFT ON DECELERATION, SERVICE ENGINE SOON LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE P0742 SET. *TT
BUICK, CHEVROLET, OLDSMOBILE, PONTIAC
Reported code forms P0742
FIRM TRANSMISSION SHIFTS, SHUDDER/CHUGGLE, TRANSMISSION WON'T DOWNSHIFT ON DECELERATION, SERVICE ENGINE SOON LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE P0742 SET. *TT
BUICK, CHEVROLET, OLDSMOBILE, PONTIAC
Reported code forms P0742
INFORMATION TO DEALERS REGARDING SERVICE BULLETIN 020730039 - FIRM TRANSMISSION SHIFTS, SHUDDER / CHUGGLE, TRANSMISSION WON'T DOWNSHIFT ON DECELERATION, SERVICE ENGINE SOON LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE…
BUICK, CHEVROLET, OLDSMOBILE, PONTIAC
Reported code forms P0742
FIRM TRANSMISSION SHIFTS, SHUDDER / CHUGGLE, TRANSMISSION WON'T DOWNSHIFT ON DECELERATION, SERVICE ENGINE SOON LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE (DTC) P0742 SET. *TT
BUICK, CHEVROLET, OLDSMOBILE, PONTIAC
Reported code forms P0742
THIS SERVICE VME CONCERNS 2003 VEHICLES EQUIPPED WITH 4T65E TRANSMISSION WHICH EXHIBITS DIAGNOSTIC TROUBLE CODE P0742 WITH NO OTHER CODES STORED AND HARSH UP SHIFT AND/OR TCC SHUTTER ON DECEL. *TT