Black plate (4,1)
GMC Sierra Owner Manual - 2011
11-4
Service and Maintenance
.
Body hinges and latches, key
lock cylinders, folding seat
hardware, and tailgate hinges,
linkage, and handle pivot points
lubrication. See
Recommended
Fluids and Lubricants on
page 11
‑
8
. More frequent
lubrication may be required
when the vehicle is exposed
to a corrosive environment.
Applying silicone grease on
weatherstrips with a clean cloth
makes them last longer, seal
better, and not stick or squeak.
.
Restraint system component
check. See
Safety System
Check on page 3
‑
26
.
.
Fuel system inspection for
damage or leaks.
.
Exhaust system and nearby heat
shields inspection for loose or
damaged components.
.
Vehicles with diesel engine or
GVWR above 4 536 kg
(10,000 lbs) only: Shields
inspection for damage or
looseness. Adjust or replace
as required. This is a Noise
Emission Control Service.
Applicable to vehicles sold in the
United States and recommended
for vehicles sold in Canada.
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, see
Capacities 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
‑
68
.
