The noise could be exhaust related although there are other possibilities such as noisy bearings on engine accessories and pulleys. Exhaust systems can fail internally as baffles corrode over time. The poor engine running condition when cold could be caused...
Hi there. It sounds like the shifter interlock solenoid (https://www.yourmechanic.com/services/shifter-interlock-solenoid-replacement) has failed in the shifter housing. Remove the shifter housing from the vehicle and test the solenoid for resistance. If there is high resistance or no resistance, then the solenoid...