Sonnax 84880M-01 4T65E Transmission 3-4 Accumulator Piston fits Century LaCrosse Featured Products XC70 09-10

XC70 09-10

Transmission removal and disassembly is required for installation

FITS 2007-17

5 x 30mm bolts

no matter what main line pressure is

Sonnax 84880M-01 4T65E Transmission 3-4 Accumulator Piston fits Century LaCrosse Featured Products XC70 09-10Manufacturer 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