Sonnax 84880M-01 4T65E Transmission 3-4 Accumulator Piston fits Century LaCrosse Featured Products Install this kit with the

Install this kit with the TransGo Reprogramming Kit 700-2&3 and TV boost valve 7-472 to get the needed line pressure

OEM Replacements fit 1991-96

XC70 09-10

Transmission removal and disassembly is required for installation

Ford C6 Transmission Deluxe Master Rebuild Kit

Sonnax 84880M-01 4T65E Transmission 3-4 Accumulator Piston fits Century LaCrosse Featured Products Install this kit with theManufacturer Part Number: 84880M 01 Brand: Sonnax Fitment Type: Direct Replacement Manufacturer Warranty: Yes 4T65 E 3 4 Accumulator Piston Part No. 84880M 01 It is common to have poor 3 4 shifts, no 4th Gear or a burned 4th clutch in GM 4T65 E units. This can be caused by excess wear at the 3 4 accumulator piston pin bore, which allows 4th clutch oil to exhaust and can result in harsh 4th, no 4th Gear or a burned 4th clutch. Pin bore wear also