Owner Checks and Services
These owner checks and services should be performed
at the intervals speciﬁed to help ensure the safety,
dependability and emission control performance of your
vehicle. Your GM Goodwrench dealer can assist you
with these checks and services.
Be sure any necessary repairs are completed at once.
Whenever any ﬂuids or lubricants are added to your
vehicle, make sure they are the proper ones, as shown
in Recommended Fluids and Lubricants on page 6-14.
At the First 100, 1,000 and
6,000 Miles (160, 1 600 and
For vehicles with dual wheels, check dual wheel nut
torque. For proper torque, see Capacities and
Speciﬁcations on page 5-106.
At Each Fuel Fill
It is important to perform these underhood checks at
each fuel ﬁll.
Engine Oil Level Check
Check the engine oil level and add the proper oil if
necessary. See Engine Oil on page 5-13 for further
Notice: It is important to check your oil regularly
and keep it at the proper level. Failure to keep your
engine oil at the proper level can cause damage
to your engine not covered by your warranty.
Engine Coolant Level Check
Check the engine coolant level and add
coolant mixture if necessary. See Engine
Coolant on page 5-22 for further details.