t
-1
Long TriplHighway Maintenance Schedule
0
Check engine idle speed and adjust it to
underhood label specifications.
An Emission Control Service.?
Inspect propeller shafts and u-joints
for
looseness and damage (or every
15
months,
whichever occurs first). Inspect more
frequently
if
used off-road or for pulling
a trailer. Tighten u-joint flange bolts
if
necessary.
82,500
Miles
(137
500
km)
0
Change engine oil and filter (or every
7.5
months, whichever occurs first).
An
Emission Control Service.
0
Rotate tires. See “Tire Inspection and
Rotation’’ in the Index for proper rotation
pattern and additional information. During
tire rotation,’ check brake calipers for
freedom of movement. Refer to the
appropriate
GM
service
manual
for proper
caliper service procedures.
0
Inspect the locking front hubs (if equipped)
for correct operation (or every
3
months,
whichever occurs first). Repair or replace
if
necessarv.
DATE ACTUAL MILEAGE SERVICED
BY:
7-43