09-06-03-004E Intermittent No Crank No Start No Module Communication MIL Warning Lights Vehicle Messages or DTCs Set by Various Control Modules - Diagnosing and Repairing Fretting Corrosion (Disconnect Affected Connector and Apply Dielectric Lubrica - part 2
Use the following procedure to correct either of the conditions listed above.Install a scan tool and perform the Diagnostic System Check – Vehicle. Retrieve andrecord any existing History, Current, Passed and Failed and Failed Current DTCs fromall of the control modules.If any DTCs are set, refer to Diagnostic Trouble Code (DTC) List – Vehicle to identifythe connector(s) of the control module/component which may be causing the condition.Refer to SI.If DTCs are not set, refer to Symptoms – Vehicle to identify the connector(s) of thecontrol module/component which may be causing the condition. Refer to SI.When identified, use the appropriate DTC Diagnostics, Symptoms, Schematics, ComponentConnector End Views and Component Locator documents to locate and disconnect the affectedharness connector or connectors that are causing the condition.
Note:Fretting corrosion looks like little dark smudges on electrical terminals and appearwhere the actual electrical contact is being made. In less severe cases it may beunable to be seen or identified without the use of a magnifying glass.
Important:DO NOT apply an excessive amount of dielectric lubricant to the connector as shown, as hydrolockmay result when attempting to mate the connector.
Use ONLY a clean nylon brush that is dedicated to the repair of the conditions in this bulletin.With a one-inch nylon bristle brush, apply dielectric lubricant to both the module/componentside and the harness side of the affected connector.Reconnect the affected connector and wipe away any excess lubricant that may be present.Attempt to duplicate the condition by using the following information:DTC Diagnostic ProcedureCircuit/System DescriptionConditions for Running the DTCConditions for Setting the DTCDiagnostic AidsCircuit/System VerificationIf the condition cannot be duplicated, the repair is complete.If the condition can be duplicated, then follow the appropriate DTC, Symptom or Circuit/SystemTesting procedure. Refer to SI.Repair Order Documentation
Important:The following information MUST be documented on the repair order. Failure to do so may result in a chargeback.Customer Complaint and vehicle Condition.Was a Service Lamp or Service Message illuminated- If yes, specify which Service Lampor Service Message.Was a DTC or DTCs set- If yes, specify which DTCs were set.After following the procedure contained within this bulletin, could the conditionbe duplicated-If the condition was not able to be duplicated, then document the affected module/component connector nameand number on the repair order.If the condition was able to be duplicated after the procedure contained within this bulletin was followed,and additional diagnosis led to the replacement of a module or component, the SI DocumentID Number MUST be written on the repair order.Parts Information
Dielectric Lubricant (50 gram tube)
$11.56 (USD) ($2.90 per repair)
$17.35 (CDN) ($4.35 per repair)