Change Engine Oil
Service 4WD (If Equipped)
This message is displayed
when the engine oil needs to
be changed. The message
is only displayed for
If the Service 4WD message
comes on, there may be a
problem with the automatic
transfer case and service
is required.
15
seconds at the start of
each ignition cycle.
When you change the engine oil, be sure to reset the
Engine Oil Life System. See “Engine Oil, When to
Change” in the Index.
Malfunctions can be indicated by the system before any
problem is apparent, which may prevent serious damage
to the vehicle. This system is also designed to assist
your service technician in correctly diagnosing
a malfunction.
Security
This message is displayed
when the content
theft-deterrent system
(if equipped) has been
activated and also monitors
the Passlock
System.
If the security message is displayed continuously while
driving and stays on, there may be a problem with the
Passlock System. Your vehicle will not be protected by
Passlock, and you should see your GM dealer.
2-89
| Categories | GMC Manuals, GMC Yukon Manuals |
|---|---|
| Model Year | 2001 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
(3 votes, average: 2.33 out of 3)
Automotive readers have rated 2001 GMC Yukon XL Owners Manual 2.3 out of 3.0 based on 3 product reviews. cant give a reveiw havenot
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