GM Transmission Valve Body Delays
GM transmission valve body delays affect 2019-and-newer full-size trucks and SUVs built with the eight-speed and 10-speed automatics. GM has stated it is working through supply chain bottlenecks on the control valve body. Multiple owner discussions describe prolonged waits, with vehicles sitting at the dealership while the replacement part is outstanding.
SurePart investigated the documented repair continuity for this OEM component, including the factory supersession chain and the repair alternatives identified when the original replacement is delayed or unavailable.
The investigation below is what was found. It does not promise availability or a repair outcome.
Documented repair alternative found
We found documented alternatives worth evaluating for this blocked repair.Unlock the Live Decision Workspace
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