P0700 Transmission Control System (MIL Request) leads at 7.
Trouble codes owners quote in complaints about this part. P0700 Transmission Control System (MIL Request): 7; P0841 Transmission Fluid Pressure Sensor/Switch 'A' Circuit Range/Performance: 6; P0867 Transmission Fluid Pressure: 5.
The code owners quote most is P0700. Read your own code from a scan and give the shop the exact code, not only "the light is on".
Data and chart by CalcScrape: Transmission Fluid Change Cost Calculator