Operation CHARM
: Car repair manuals for everyone.
Home
>>
GMC Truck
>>
2000
>>
Safari Van 2WD V6-4.3L VIN W
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Computers and Control Systems
>>
Testing and Inspection
>>
Scan Tool Testing and Procedures
>>
Scan Tool Data, Normal Values and Definitions
>>
Scan Tool Data Definitions - Powertrain Systems
>>
Knock Retard
Knock Retard
RANGE (0.0-90 DEGREES):
The
KS
retard indicates the amount of spark advance the
VCM
is removing in order to control spark knock.