This overview of the impact of a GM bankruptcy gives some insight into the complexity that all parties will face.
Left unclear is where the UAW negotiated VEBA debt stands. The VEBA was supposed to be bankruptcy remote but instead it is becoming an ATM for GM to help increase its leverage against creditors.
Of course, the UAW and GM failed to provide UAW workers any disclosure of the risk that bankruptcy entailed for the VEBA when GM workers needed that information – during the contract ratification vote.