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TSB Document:
  • Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Chevrolet for this TSB. Call your local Chevrolet dealer's service department & ask for a copy of TSB# PIE-0434A.

Affected Component: EQUIPMENT:APPLIANCE:AIR CONDITIONER

Summary
Engineering Information – A/C Blows Warm After Driving, Blows Warm Intermittently or Inoperative Condition Important: If the customer did not bring their vehicle in for this concern, DO NOT proceed with this EI. Some customers may comment that the A/C blows warm after driving, blows warm intermittently or A/C is inoperative. Cause GM Engineering is attempting to determine the root cause of the above condition. Engineering has a need to gather information on vehicles PRIOR to repair that may exhibit this condition. As a result, this information will be used to "root cause" the customer's concern and develop/validate a field fix. Correction If you encounter a vehicle with the above concern, gather the following information and contact one of the engineers listed below: • Pressure readings on high and low side. • The ambient temperature when the customer experienced the condition. • Customer operating condition. • Service bay ambient temperature. • Evaporator Temperature and Target from MDI. • The model of the recovery machine.

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Date Published
OCT 01, 2017
NHTSA TSB #
10190499
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