Black plate (5,1)GMC Sierra Owner Manual - 2011
Service and Maintenance 11-5
Additional Required Services
At the First 160 km/100 Miles,
1 600 km/1,000 Miles, and
10 000 km/6,000 Miles
.For vehicles with dual
wheels: Check dual wheel
nut torque. For proper
torque, seeCapacities and
Specifications on page 12‑2.
Every 12 000 km/7,500 Miles
.Rotate tires. Tires should
be rotated every 12 000 km/
7,500 miles. See Tire Rotation
on page 10‑73.
At Each Fuel Stop
.Engine oil level check.
See Engine Oil on page 10‑7.
.Engine coolant level check.
SeeEngine Coolant on
page 10‑22.
.Windshield washer fluid level
check. See Washer Fluid on
page 10‑29. Once a Month
.Tire inflation pressures
check. See
Tire Pressure on
page 10‑66.
.Tire wear inspection. See Tire
Inspection on page 10‑73.
.Sunroof track and seal
inspection, if equipped.
See Sunroof (Extended Cab) on
page 2‑21 orSunroof (Crew
Cab) on page 2‑22.
Once a Year
.See Starter Switch Check on
page 10‑39.
.See Automatic Transmission
Shift Lock Control Function
Check on page 10‑40.
.See Ignition Transmission Lock
Check on page 10‑40.
.See Park Brake and P (Park)
Mechanism Check on
page 10‑40.
.Accelerator pedal check for
damage, high effort, or binding.
Replace if needed.
.Underbody flushing service.
.Hood/Decklid/Liftgate/Liftglass
Support Gas Strut Service:
Visually inspect gas strut,
if equipped, for signs of wear,
cracks, or other damage. Check
the hold open ability of the gas
strut. Contact your dealer if
service is required.
