Possibly switch needs to be adjusted.. While a helper observes lights - shift to reverse then move shifter SLIGHTLY back and forth - - do the lights turn on or any indication of lights turning on?
Return to transmission rebuilder for repair.
RepairPal Certified shops can diagnose and repair your 2005 Cadillac SRX. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
Thank you I will try that and if it doesn't work I will bring it back to amoco transmission shop because that repair costed $3500.00