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TCC Brake/Cruise Release Switch Terminal Identification DIAGNOSTIC INFORMATION AND PROCEDURES DIAGNOSTIC CODE INDEX DIAGNOSTIC CODE INDEX DIAGNOSTIC STARTING POINT - CRUISE CONTROL Begin the system diagnosis with the Diagnostic System Check - Vehicle . The Diagnostic The identification of the control modules which command the system The ability of the control modules to communicate through the serial data circuit The identification of any stored diagnostic trouble codes (DTCs) and their status The use of the Diagnostic System Check will identify the correct procedure for diagnosing the SCAN TOOL DATA LIST Scan Tool Data List - Powertrain (PCM) Pin Wire Color Circuit No. Function 1 PK 339 Ignition 1 Voltage 2 PU 420 TCC Brake Switch/Cruise Control DTC Description DTC P0564 Cruise Control Multi-Function Switch Circuit DTC P1574 Stop Lamp Switch Circuit Scan Tool Parameter Data List Units Displayed Typical Data Value Ignition ON/Engine Idling at Normal Operating Temperature/Vehicle is in Park or Neutral/Cruise On/Off Switch is Turned Off Cruise Control Active Cruise Control Data Yes/No No Cruise Disengage (1 - 8) History Cruise Control Data Last reason for cruise control disengagement Varies
2007 Hummer H3 2007 ACCESSORIES & EQUIPMENT Cruise Control - H3
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