Cooling System - Radiator Coolant Leaks
TECHNICALBulletin No.: 08-06-02-002B
Date: April 30, 2009
Subject: Radiator/Coolant Leak (Replace Radiator, Attach Foam Tape to Fan Shroud and Add Washer to Upper Mounting Bracket)
Models:
2005-2008 Chevrolet Aveo
2005-2008 Pontiac Wave (Canada Only)
Equipped With Engine RPOs L91, LXT
Please Refer to GMVIS
Supercede:
This bulletin is being revised to update the Warranty Information. Please discard Corporate Bulletin Number 08-06-02-002A (Section 06 - Engine).
Condition
Some customers may comment on a radiator coolant leak.
Cause
This condition may be caused by the fan shroud rubbing on the radiator causing the radiator to leak.
Correction
Technicians are to replace the radiator, attach foam tape to the fan shroud and add a washer to the upper mounting bracket to prevent further damage to the radiator using the procedure below.
1. Drain the engine coolant. Refer to Cooling System Draining and Filling in SI.
2. Remove the radiator. Refer to Radiator Replacement in SI.
3. Install the new radiator. Refer to Radiator Replacement in SI.
4. Before reinstalling the fan shroud, add the foam tape (1) as shown in the photo above.
5. Before reinstalling the upper mounting bolt, add a washer (outer diameter: 20 mm; inner diameter: 10 mm; thickness: 3.5 mm) between the fan shroud and radiator (2).
Parts Information
Recommended washer specification - Outer diameter: 20 mm, Inner diameter: 10 mm, Thickness: 3.5 mm
Warranty Information
For vehicles repaired under warranty, use the table above.
Disclaimer