OnStar Description and Operation (UE1 with IOB/IO6)
This OnStar system consists of the following components:
Telematics communication interface control module
OnStar three button assembly
Micr
DTC B0997
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
appro
AUTOMATIC HVAC DESCRIPTION AND OPERATION
The air temperature and the air delivery description and operation are
divided into eight areas:
HVAC Control Components
Air Speed
Air Delivery
Heating and A/C Operation
Recirculation Operation
Automatic Operation
Engine Coolant and A/C System Refrig
NOTE: This information is intended as a quick reference for firing
order and
cylinder identification only. The information provided covers many
vehicles and may include some information that does not apply to the
vehicle you have currently selected.
3 CYLINDER ENGINE
4 CYLINDER ENGINE
5 CYLINDER