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Callout |
Component Name |
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Preliminary Procedure
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1 |
Spark Plugs Caution: Refer to Fastener Caution.
25 Y (18 lb ft) Special Tools
EN-194-E Spark Plug Remover For equivalent regional tools, refer to Special Tools. |
Spark Plug InspectionOnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect
to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic
Services.
The OnStar system status light is next to the OnStar buttons. If the status light
is:
Solid Green: System is ...
Intake Manifold Assemble
Install the evaporative emission canister purge solenoid valve (3).
Install the 2 manifold absolute pressure sensors (2).
Install the 2 manifold absolute pressure sensor bolts (1) and tighten.
Install the fuel injection fuel rail assembly ...
Knock Sensor System Description
Circuit/System Description
The knock sensor system enables the engine control module (ECM) to control
the ignition timing for the best possible performance while protecting the engine
from potentially damaging levels of detonation. The ECM uses the knock sensor
system to test for ...