A/C - Not Cold Enough/Blows Warm Air: Overview

File In Section: 01 - HVAC

Bulletin No.: 01-01-39-004A

Date: December, 2002

TECHNICAL

Subject:
A/C Not Cold Enough, A/C Blows Warm Air with Vehicle at Extended Idle (Install Auxiliary Electric Coolant Fan)

Models:
2002-2003 Cadillac Escalade
2000-2003 Chevrolet Suburban, Tahoe
2000-2003 GMC Yukon, Yukon XL
with 6.0L Engine (VINs U, N - RPOs LQ4, LQ9)

This bulletin is being revised to add 2003 model year information and 2003 model year installation instructions. Please discard Corporate Bulletin Number 01-01-39-004 (Section 01 - HVAC).

Condition

Some customers may comment that the A/C stops cooling and blows warm air when the vehicle is idling for an extended period of time such as sitting in traffic.

Cause

Inadequate airflow over the condenser may cause this condition.





Parts Information

Warranty Information





For vehicles repaired under warranty, use the table.





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