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
TIMING GEAR BACKLASH & RUNOUT
NOTE: Examples used in this article are general in nature and do not
necessarily
relate to a specific engine or system. Illustrations and procedures have
been chosen to guide mechanic through engine overhaul process.
Descriptions of processes of cleaning, inspectio
Draining Fluids and Oil Filter Removal
1.
Remove the oil filter (1). Remove the oil pan drain plug and allow the oil to
drain out.
2. Clean the oil filter housing in the engine block.
CAUTION: Refer to Fastener Caution.
3. Install the oil pan drain plug and tighten to 25 N.m (18 lb ft).
4. If cl