2006 GMC Sierra
Mileage
129,049
Service Date
2/4/2026
Services Performed
- CHECKED INTO CODE U1301 WITH OSCILLOSCOPE ON DATA LINK 2 WIRE AT OBD 2 CONNECTOR FOUND SOLID 6 VOLTS WHILE TRYING TO REMOVE OTHER MODULES ON LINE, FOUND NO PROBLEM. CLEAN BCM GROUND AND BATTERY GROUNDS. REMOVED RADIO TO SEE IF THAT IS CAUSING THE PROBLEM CUSTOMER WILL DRIVE FOR A WEEK OR 2.
SAM R. gave our service a 5 star review on 2/5/2026
