Tahoe Barn Door Lock Not Working

I have a 1999 tahoe 2 door 4wd with rear barn doors.
Tahoe barn door lock not working. Hello i am hoping someone can help me. It only happens to back doors and whenever it is hot outside in phx is all the time. It has power locks and a alarm system. We show how to tell if you have a wiring is.
Checked all wires no cracks. Left rear door lock rod clip broke when door was slammed too hard. I put in a new lock switch and a lock acuator. The drivers side pdl never responds when the switch is used and the passenger occasinally works.
Power locks not receiving signal from door switch or remote. Have to manually unlock door from inside. The rear barn door does t work as well. 1995 tahoe with barn doors.
1999 tahoe 4 door 4x4 the driver passenger side power door locks are intermittently or not working at all. Also please check out the statistics and reliability analysis of chevrolet tahoe based on all problems reported for the tahoe. I have a 2003 chevy suburban 66 000 miles. The most recently reported issues are listed below.
Greetings all i have bought a new 2008 chevy tahoe ltz a year back and now i am having problem with the door locks. Replacement part 88981030 green n clip was used because original white clip was not available. The auto door locks function only when the weather is cool and then only once after that you have to wait an hour or so. Chevrolet tahoe owners have reported 5 problems related to power door locks not working under the electrical system category.
When tahoe parked outside depending on what side of vehicle is being hit by the sun the back doors will not unlock with key fob or door lock buttons. If i lock the rear doors manually they will unlock. On 99 tahoe the automatic locks are not working. When i try to lock unlock doors using the alarm system remote key some door do not open and sometimes do not lock when i try to lock doors.
The rear doors and the back hatch will not lock with the power locks.