4.8(33 REVIEWS)
  • Mon: 8:00 am-5:00 pm
  • Tue: 8:00 am-5:00 pm
  • Wed: 8:00 am-5:00 pm
  • Thu: 8:00 am-5:00 pm
  • Fri: 8:00 am-5:00 pm
  • Sat: Closed
  • Sun: Closed
649 N Benson Ave. Unit A Upland, CA 91786
Schedule Appointment
(909) 982-8902

2006 GMC Sierra

2006 GMC Sierra

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

Address

Certified Transmissions & Auto Repair
649 N Benson Ave. Unit A
Upland, CA91786
(909) 982-8902

We Service

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