2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 1154
Action Taken When the DTC Sets
* DTC P0218 is a Type C DTC
* Warning message to the driver via CAN bus.
Conditions for Clearing the DTC
* DTC P0218 is a Type C DTC.
* Vehicle speed less than 170 km/h (106 MPH) and transmission fluid temperature less than 140掳C (284掳F) for more than 3 s.
* Vehicle speed more than 170 km/h (106 MPH) and transmission fluid temperature less than 140掳C (284掳F) for more than 3 s.
Diagnostic Aids
Ask the customer whether their typical day-to-day driving include:
* Trailer towing
* Trailer towing should occur in D 4th gear.
* Hauling or vehicle overloading
* Hot climate driving
* Extended idling
* Extreme off-road conditions
* Ensure the engine cooling system is functioning normally.
Reference Information
Schematic Reference
Automatic Transmission Controls Schematics (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Diagrams/Electrical
Diagrams)
Connector End View Reference
Component Connector End Views (See: Diagrams/Connector Views/Connector End Views By Name)
Electrical Information Reference
* Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit
Testing/Circuit Testing)
* Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic
Procedures/Connector Repairs/Connector Repairs)
* Testing for Intermittent Conditions and Poor Connections (See: Testing and Inspection/Component Tests and General Diagnostics/General
Electrical Diagnostic Procedures/Circuit Testing/Testing for Intermittent Conditions and Poor Connections)
* Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Wiring
Repairs/Wiring Repairs)
Description and Operation
* Transmission Component and System Description (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Description and
Operation/AF40-6 - Automatic Transmission/Transmission Component and System Description)
* Transmission Overheats (See: Transmission and Drivetrain/Automatic Transmission/Transaxle/Testing and Inspection/Symptom Related
Diagnostic Procedures/AF40-6 - Automatic Transmission/Transmission Overheats)
DTC Type Reference
Powertrain Diagnostic Trouble Code (DTC) Type Definitions (See: Diagnostic Trouble Code Descriptions/Powertrain Diagnostic Trouble Code
(DTC) Type Definitions)
Scan Tool Reference
Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information
Circuit/System Verification
1. Verify the transmission fluid level, color and odor is correct.
2. Review the Freeze Frame when the DTC set.
瀚慖f the engine coolant temperature (ECT) was above 125掳C (257掳F) when the DTC set, go to Engine Overheating (See: Engine, Cooling
and Exhaust/Cooling System/Testing and Inspection/Symptom Related Diagnostic Procedures/Engine Overheating) and correct that
concern first.
Circuit/System Testing
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