This is the hint that I was looking for cam765

especially as I was wondering why both seats were affected but if 1 module controls both this makes sense now.
Also thank you for providing the diagram!
Will check the module tomorrow and will let you know the outcome.
__________________
Camaro SS 2017 Convertible, 2SS trim, V8 6.2L 455HP 618Nm, A8, Silver
Mods so far: K&N oil air filter, rear lamps EU conversion with sequential turn signal, exhaust mod to 4 tips (non-NPP), LED rear fog light (EU requirement), Diode Dynamics LED markers.
Mods planned: Morimoto LED lamps set (front)
