GMC CHEVROLET Silverado 6500HD 2019 Owner's Manual page 378

wheels are evenly separated,
and that the tires are not
touching one another.
8. Hub: Check for obvious leaking
on outside or inside of the
wheel. Inspect axle flanges and
wheel seals for leaks and loose
mounting hardware or broken
items. Check the lube level,
if equipped with sight glass.
Check the electrical wiring for
proper security, damage, and
chafing.
Rear of Vehicle
1. Frame: Check for cracks or
bends in the frame. Make sure
there are no loose, cracked,
bent, broken, or missing
crossmembers or crossmember
fasteners.
2. Taillamps and Reflectors:
Check to see that the reflectors
and taillamps are clean. Make
sure none are missing or
broken. Rear taillamps should
be clean, unbroken, and red in
color.
Check the electrical wiring for
proper security, damage, and
chafing.
Left Side Rear of Vehicle
Service and Maintenance
Warning
To prevent property damage,
personal injury, and/or death,
if wheels or tires must be
changed, obtain expert tire
service help. Mounting and
demounting of tires should only
be performed by qualified
personnel using necessary safety
procedures and equipment.
1. Frame: Check for cracks or
bends in the frame. Make sure
there are no loose, cracked,
bent, broken, or missing
crossmembers or crossmember
fasteners.
2. Spring Suspension: Check
condition of the spring for
cracks, breaks, or shifting.
Inspect the spring hanger
fasteners, shackles, U-bolts,
and nuts for wear, damage,
and tightness.
3. Hub: Check for obvious leaking
on outside or inside of the
wheel. Inspect the axle flanges
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