8L45 8L90 No Movement After Valve Body Replacement – 2015-2023 Cadillac Chevrolet GMC
NHTSA ID Number: 10220314 Manufacturer Communication Number: 22-NA-176 Summary This technical bulletin provides information on a possible bolt and guide pin that may be missing from the control valve which will need to be installed to correct the repair. Condition Some technicians may comment on no movement after the valve body replacement. Cause This may … Read more