2021 GMC Sierra 1500
Mileage
58,794
Service Date
9/3/2026
Services Performed
- Inspect hoses and clamps. Pressure test cooling system. Flush engine, radiator, and heater core in both directions. Bring antifreeze to -35 degrees. PH balance coolant to between 9.8 to 10.5. Check thermostat and electric cooling fan operation.
- Check brake fluid for moisture and contamination. Inspect all hydraulic line and hoses. Inspect calipers and wheel cylinders. Inspect master cylinder and cap. Flush entire brake system including master cylinder, calipers, wheel cylinders until clean.
- Remove and reinstall four wheels and rear brake drums to inspect brake condition. Inspect entire system for leaks. Lining remaining is: Front (8MM) Rear (8MM)
NEIL S. gave our service a 5 star review on 9/3/2026
