The diagnosis and repair procedures in a GM Service Manual contain both
general and specific Dangers,
Warnings, Cautions, Notes or Importants. GM is dedicated to the presentation of
service informat
WARNING: Certain components in the Antilock Brake System (ABS) are not
intended
to be serviced individually. Attempting to remove or disconnect certain
system components may result in personal injury
WARNING: In order to reduce the risk of fire and personal injury
observe the
following items:
Replace all nylon fuel pipes that are nicked, scratched or damaged
during installation, do not attempt
DTC C028F
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provide an overview of each diagnostic
category.
DTC Desc
New Vehicle Break-In
Caution:
The vehicle does not need an
elaborate break-in. But it will
perform better in the long run if
you follow these guidelines:
Do not drive at any one
constant speed, fast or slow,
for the first 805 km (500 mi).
Do not make full-throttle
starts. Avoid downshifting t