OS S1/S5 Regulator Valve
Fits 2015-on 8L45, 8L90
Requires 8L90-S1REG-TK
- Distributor Part Numbers
- Documents
- General Details
Depending on wear, this valve body could use up to 2 oversize S1/S5 regulator valves. Installation requires 8L90-S1REG-TK tool kit.
Corrects/Prevents/Reduces:
- Harsh delayed reverse engagement
- Slipping or missing 2-3, 3-4, 6-7 shifts
- Coast downshift clunks 3-2, 4-3, 7-6
- Transmission control valve errors 1/5
- Stuck Off (P0746, P2723)
- Stuck On (P0747, P2724)