2014 GMC Sierra 1500
Mileage
119,588
Service Date
1/15/2026
Services Performed
- Scanned for codes and found none from battery being unplugged. Likely thermostat code which is very common on this generation of truck.
- Body control module does not like led lights installed and causing bcm codes related to headlights, installed oem bulbs and everything works as intended. Cleared any related diagnostic trouble codes.
- Removed the thermostat assembly and replaced with new. Vacuum bled the cooling system with new coolant. Cleared the diagnostic trouble codes. Road tested vehicle to verify repairs.
Zack F. gave our service a 5 star review on 1/15/2026
