Operation CHARM
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GMC Truck
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1992
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Syclone V6-262 4.3L Turbo
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Idle Speed/Throttle Actuator - Electronic
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Service and Repair
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Idle Air Control Valve/Coolant Cover Assembly
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Remove or Disconnect
Remove or Disconnect
^
Throttle Body
from intake plenum as explained under "Throttle Body".
1.
IAC valve assembly (5) and gasket (4).
-
Discard gasket.
2.
IAC valve cover assembly screws (3).
3.
Cover assembly (2) and gasket (6).
-
Discard gasket.