Bulletin Information

Bulletin Title: #99-07-30-017A - Info - Automatic Transmission Oil Cooler Flushing and Flow Check Procedures - (Jan 29, 2003)
Bulletin Type: Information
Applies To: Automatic Transmission

Applicable Vehicles

2003 Pontiac Montana Ext.
2003 Pontiac Montana
2003 Pontiac Aztek - FWD
2003 Pontiac Aztek - AWD
2003 Oldsmobile Silhouette Ext.
2003 Oldsmobile Silhouette
2003 Oldsmobile Bravada
2003 HUMMER H2
2003 GMC Truck Yukon XL - 4WD
2003 GMC Truck Yukon XL - 2WD
2003 GMC Truck Yukon Denali
2003 GMC Truck Yukon - 4WD
2003 GMC Truck Yukon - 2WD
2003 GMC Truck Sonoma Pickup - 4WD
2003 GMC Truck Sonoma Pickup - 2WD
2003 GMC Truck Savana - AWD
2003 GMC Truck Savana - 2WD
2003 GMC Truck Savana (CNG)
2003 GMC Truck Safari - 4WD
2003 GMC Truck Safari - 2WD
2003 GMC Truck Jimmy - 4WD
2003 GMC Truck Jimmy - 2WD
2003 GMC Truck GMC Sierra Denali
2003 GMC Truck GMC K Sierra - 4WD (CNG)
2003 GMC Truck GMC K Sierra - 4WD
2003 GMC Truck GMC C Sierra - 2WD (CNG)
2003 GMC Truck GMC C Sierra - 2WD
2003 GMC Truck Envoy - 4WD
2003 GMC Truck Envoy - 2WD
2003 Chevrolet Venture Ext.
2003 Chevrolet Venture
2003 Chevrolet TrailBlazer - 4WD
2003 Chevrolet TrailBlazer - 2WD
2003 Chevrolet Tracker - 4WD
2003 Chevrolet Tracker - 2WD
2003 Chevrolet Tahoe - 4WD
2003 Chevrolet Tahoe - 2WD
2003 Chevrolet Suburban - 4WD
2003 Chevrolet Suburban - 2WD
2003 Chevrolet SSR
2003 Chevrolet S10 Pickup - 4WD
2003 Chevrolet S10 Pickup - 2WD
2003 Chevrolet K Silverado - 4WD (CNG)
2003 Chevrolet K Silverado - 4WD
2003 Chevrolet Express - AWD
2003 Chevrolet Express - 2WD
2003 Chevrolet C Silverado - 2WD (CNG)
2003 Chevrolet C Silverado - 2WD
2003 Chevrolet Blazer - 4WD
2003 Chevrolet Blazer - 2WD
2003 Chevrolet Avalanche - 4WD
2003 Chevrolet Avalanche - 2WD
2003 Chevrolet Astro - 4WD
2003 Chevrolet Astro - 2WD
2003 Cadillac Escalade EXT
2003 Cadillac Escalade ESV
2003 Cadillac Escalade - AWD
2003 Buick Rendezvous - FWD
2003 Buick Rendezvous - AWD
2002 Pontiac Montana Ext.
2002 Pontiac Montana
2002 Pontiac Aztek - FWD
2002 Pontiac Aztek - AWD
2002 Oldsmobile Silhouette Ext.
2002 Oldsmobile Bravada
2002 GMC Truck Yukon XL - 4WD
2002 GMC Truck Yukon XL - 2WD
2002 GMC Truck Yukon Denali
2002 GMC Truck Yukon - 4WD
2002 GMC Truck Yukon - 2WD
2002 GMC Truck Sonoma Pickup - 4WD
2002 GMC Truck Sonoma Pickup - 2WD
2002 GMC Truck Savana - 2WD
2002 GMC Truck Savana (CNG)
2002 GMC Truck Safari - 4WD
2002 GMC Truck Safari - 2WD
2002 GMC Truck Jimmy - 4WD
2002 GMC Truck Jimmy - 2WD
2002 GMC Truck GMC K Sierra - 4WD (CNG)
2002 GMC Truck GMC K Sierra - 4WD
2002 GMC Truck GMC C Sierra - 2WD (CNG)
2002 GMC Truck GMC C Sierra - 2WD
2002 GMC Truck Envoy - 4WD
2002 GMC Truck Envoy - 2WD
2002 Chevrolet Venture Ext.
2002 Chevrolet Venture
2002 Chevrolet TrailBlazer - 4WD
2002 Chevrolet TrailBlazer - 2WD
2002 Chevrolet Tracker - 4WD
2002 Chevrolet Tracker - 2WD
2002 Chevrolet Tahoe - 4WD
2002 Chevrolet Tahoe - 2WD
2002 Chevrolet Suburban - 4WD
2002 Chevrolet Suburban - 2WD
2002 Chevrolet S10 Pickup - 4WD
2002 Chevrolet S10 Pickup - 2WD
2002 Chevrolet K Silverado - 4WD (CNG)
2002 Chevrolet K Silverado - 4WD
2002 Chevrolet Express - 2WD
2002 Chevrolet C Silverado - 2WD (CNG)
2002 Chevrolet C Silverado - 2WD
2002 Chevrolet Blazer - 4WD
2002 Chevrolet Blazer - 2WD
2002 Chevrolet Avalanche - 4WD
2002 Chevrolet Avalanche - 2WD
2002 Chevrolet Astro - 4WD
2002 Chevrolet Astro - 2WD
2002 Cadillac Escalade EXT
2002 Cadillac Escalade - AWD
2002 Buick Rendezvous - FWD
2002 Buick Rendezvous - AWD
2001 Pontiac Montana Ext.
2001 Pontiac Montana
2001 Pontiac Aztek - FWD
2001 Pontiac Aztek - AWD
2001 Oldsmobile Silhouette Ext.
2001 Oldsmobile Silhouette
2001 Oldsmobile Bravada
2001 GMC Truck Yukon XL - 4WD
2001 GMC Truck Yukon XL - 2WD
2001 GMC Truck Yukon Denali
2001 GMC Truck Yukon - 4WD
2001 GMC Truck Yukon - 2WD
2001 GMC Truck Sonoma Pickup - 4WD
2001 GMC Truck Sonoma Pickup - 2WD
2001 GMC Truck Savana - 2WD
2001 GMC Truck Savana (CNG)
2001 GMC Truck Safari - 4WD
2001 GMC Truck Safari - 2WD
2001 GMC Truck Jimmy - 4WD
2001 GMC Truck Jimmy - 2WD
2001 GMC Truck GMC K Sierra - 4WD
2001 GMC Truck GMC C Sierra - 2WD
2001 GMC Truck Envoy - 4WD
2001 Chevrolet Venture Ext.
2001 Chevrolet Venture
2001 Chevrolet Tracker - 4WD
2001 Chevrolet Tracker - 2WD
2001 Chevrolet Tahoe - 4WD
2001 Chevrolet Tahoe - 2WD
2001 Chevrolet Suburban - 4WD
2001 Chevrolet Suburban - 2WD
2001 Chevrolet S10 Pickup - 4WD
2001 Chevrolet S10 Pickup - 2WD
2001 Chevrolet K Silverado - 4WD
2001 Chevrolet Express - 2WD
2001 Chevrolet C Silverado - 2WD
2001 Chevrolet Blazer - 4WD
2001 Chevrolet Blazer - 2WD
2001 Chevrolet Astro - 4WD
2001 Chevrolet Astro - 2WD
2000 Pontiac Montana Ext.
2000 Pontiac Montana
2000 Oldsmobile Silhouette Ext.
2000 Oldsmobile Bravada
2000 GMC Truck Yukon XL - 4WD
2000 GMC Truck Yukon XL - 2WD
2000 GMC Truck Yukon Denali
2000 GMC Truck Yukon - 4WD
2000 GMC Truck Yukon - 2WD
2000 GMC Truck Sonoma Pickup - 4WD
2000 GMC Truck Sonoma Pickup - 2WD
2000 GMC Truck Savana - 2WD
2000 GMC Truck Safari - 4WD
2000 GMC Truck Safari - 2WD
2000 GMC Truck Jimmy - 4WD
2000 GMC Truck Jimmy - 2WD
2000 GMC Truck GMC K Sierra - 4WD
2000 GMC Truck GMC K Pickup - 4WD (CNG)
2000 GMC Truck GMC K Pickup - 4WD
2000 GMC Truck GMC C Sierra - 2WD
2000 GMC Truck GMC C Pickup - 2WD (CNG)
2000 GMC Truck GMC C Pickup - 2WD
2000 GMC Truck Envoy - 4WD
2000 Chevrolet Venture Ext.
2000 Chevrolet Venture
2000 Chevrolet Tracker - 4WD
2000 Chevrolet Tracker - 2WD
2000 Chevrolet Tahoe Z71
2000 Chevrolet Tahoe Limited
2000 Chevrolet Tahoe - 4WD
2000 Chevrolet Tahoe - 2WD
2000 Chevrolet Suburban - 4WD
2000 Chevrolet Suburban - 2WD
2000 Chevrolet S10 Pickup - 4WD
2000 Chevrolet S10 Pickup - 2WD
2000 Chevrolet K Silverado - 4WD
2000 Chevrolet K Pickup - 4WD (CNG)
2000 Chevrolet K Pickup - 4WD
2000 Chevrolet Express - 2WD
2000 Chevrolet C Silverado - 2WD
2000 Chevrolet C Pickup - 2WD (CNG)
2000 Chevrolet C Pickup - 2WD
2000 Chevrolet Blazer - 4WD
2000 Chevrolet Blazer - 2WD
2000 Chevrolet Astro - 4WD
2000 Chevrolet Astro - 2WD
2000 Cadillac Escalade - AWD
1999 Pontiac Montana Ext.
1999 Pontiac Montana
1999 Oldsmobile Silhouette Ext.
1999 Oldsmobile Silhouette
1999 Oldsmobile Bravada
1999 GMC Truck Yukon - 4WD
1999 GMC Truck Yukon - 2WD
1999 GMC Truck Sonoma Pickup - 4WD
1999 GMC Truck Sonoma Pickup - 2WD
1999 GMC Truck Savana - 2WD
1999 GMC Truck Safari - 4WD
1999 GMC Truck Safari - 2WD
1999 GMC Truck Jimmy - 4WD
1999 GMC Truck Jimmy - 2WD
1999 GMC Truck GMC Suburban - 4WD
1999 GMC Truck GMC Suburban - 2WD
1999 GMC Truck GMC K Sierra - 4WD
1999 GMC Truck GMC K Pickup - 4WD (CNG)
1999 GMC Truck GMC K Pickup - 4WD
1999 GMC Truck GMC C Sierra - 2WD
1999 GMC Truck GMC C Pickup - 2WD (CNG)
1999 GMC Truck GMC C Pickup - 2WD
1999 GMC Truck Envoy - 4WD
1999 Chevrolet Venture Ext.
1999 Chevrolet Venture
1999 Chevrolet Tracker - 4WD
1999 Chevrolet Tracker - 2WD
1999 Chevrolet Tahoe 4WD - CUCV II
1999 Chevrolet Tahoe - 4WD
1999 Chevrolet Tahoe - 2WD
1999 Chevrolet Suburban - 4WD
1999 Chevrolet Suburban - 2WD
1999 Chevrolet S10 Pickup - 4WD
1999 Chevrolet S10 Pickup - 2WD
1999 Chevrolet K Silverado - 4WD
1999 Chevrolet K Pickup - 4WD (CNG)
1999 Chevrolet K Pickup - 4WD
1999 Chevrolet Express - 2WD
1999 Chevrolet C Silverado - 2WD
1999 Chevrolet C Pickup - 2WD (CNG)
1999 Chevrolet C Pickup - 2WD
1999 Chevrolet Blazer - 4WD
1999 Chevrolet Blazer - 2WD
1999 Chevrolet Astro - 4WD
1999 Chevrolet Astro - 2WD
1999 Cadillac Escalade - AWD
1998 Pontiac Trans Sport Ext.
1998 Pontiac Trans Sport
1998 Oldsmobile Silhouette Ext.
1998 Oldsmobile Silhouette
1998 Oldsmobile Bravada
1998 GMC Truck Yukon - 4WD
1998 GMC Truck Yukon - 2WD
1998 GMC Truck Sonoma Pickup - 4WD
1998 GMC Truck Sonoma Pickup - 2WD
1998 GMC Truck Savana - 2WD
1998 GMC Truck Safari - 4WD
1998 GMC Truck Safari - 2WD
1998 GMC Truck Jimmy - 4WD
1998 GMC Truck Jimmy - 2WD
1998 GMC Truck GMC Suburban - 4WD
1998 GMC Truck GMC Suburban - 2WD
1998 GMC Truck GMC K Pickup - 4WD
1998 GMC Truck GMC C Pickup - 2WD (CNG)
1998 GMC Truck GMC C Pickup - 2WD
1998 Chevrolet Venture Ext.
1998 Chevrolet Venture
1998 Chevrolet Tracker - 4WD
1998 Chevrolet Tracker - 2WD
1998 Chevrolet Tahoe - 4WD
1998 Chevrolet Tahoe - 2WD
1998 Chevrolet Suburban - 4WD
1998 Chevrolet Suburban - 2WD
1998 Chevrolet S10 Pickup - 4WD
1998 Chevrolet S10 Pickup - 2WD
1998 Chevrolet K Pickup - 4WD
1998 Chevrolet Express - 2WD
1998 Chevrolet C Pickup - 2WD (CNG)
1998 Chevrolet C Pickup - 2WD
1998 Chevrolet Blazer - 4WD
1998 Chevrolet Blazer - 2WD
1998 Chevrolet Astro - 4WD
1998 Chevrolet Astro - 2WD
1997 Pontiac Trans Sport Ext.
1997 Pontiac Trans Sport
1997 Oldsmobile Silhouette Ext.
1997 Oldsmobile Silhouette
1997 Oldsmobile Bravada
1997 GMC Truck Yukon - 4WD
1997 GMC Truck Yukon - 2WD
1997 GMC Truck Sonoma Pickup - 4WD
1997 GMC Truck Sonoma Pickup - 2WD
1997 GMC Truck Savana - 2WD
1997 GMC Truck Safari - 4WD
1997 GMC Truck Safari - 2WD
1997 GMC Truck Jimmy - 4WD
1997 GMC Truck Jimmy - 2WD
1997 GMC Truck GMC Suburban - 4WD
1997 GMC Truck GMC Suburban - 2WD
1997 GMC Truck GMC K Pickup - 4WD
1997 GMC Truck GMC C Pickup - 2WD (CNG)
1997 GMC Truck GMC C Pickup - 2WD
1997 Geo Tracker - 4WD
1997 Geo Tracker - 2WD
1997 Chevrolet Venture Ext.
1997 Chevrolet Venture
1997 Chevrolet Tahoe 4WD - CUCV II
1997 Chevrolet Tahoe - 4WD
1997 Chevrolet Tahoe - 2WD
1997 Chevrolet Suburban - 4WD
1997 Chevrolet Suburban - 2WD
1997 Chevrolet S10 Pickup - 4WD
1997 Chevrolet S10 Pickup - 2WD
1997 Chevrolet K Pickup - 4WD
1997 Chevrolet Express - 2WD
1997 Chevrolet C Pickup - 2WD (CNG)
1997 Chevrolet C Pickup - 2WD
1997 Chevrolet Blazer - 4WD
1997 Chevrolet Blazer - 2WD
1997 Chevrolet Astro - 4WD
1997 Chevrolet Astro - 2WD
1996 Pontiac Trans Sport
1996 Oldsmobile Silhouette
1996 Oldsmobile Bravada
1996 GMC Truck Yukon - 4WD
1996 GMC Truck Yukon - 2WD
1996 GMC Truck Sonoma Pickup - 4WD
1996 GMC Truck Sonoma Pickup - 2WD
1996 GMC Truck Safari - 4WD
1996 GMC Truck Safari - 2WD
1996 GMC Truck Jimmy - 4WD
1996 GMC Truck Jimmy - 2WD
1996 GMC Truck GMC Suburban - 4WD
1996 GMC Truck GMC Suburban - 2WD
1996 GMC Truck GMC K Pickup - 4WD
1996 GMC Truck GMC G Van
1996 GMC Truck GMC C Pickup - 2WD
1996 Geo Tracker - 4WD
1996 Geo Tracker - 2WD
1996 Chevrolet Tahoe - 4WD
1996 Chevrolet Tahoe - 2WD
1996 Chevrolet Suburban - 4WD
1996 Chevrolet Suburban - 2WD
1996 Chevrolet S10 Pickup - 4WD
1996 Chevrolet S10 Pickup - 2WD
1996 Chevrolet K Pickup - 4WD
1996 Chevrolet G Van
1996 Chevrolet C Pickup - 2WD
1996 Chevrolet Blazer - 4WD
1996 Chevrolet Blazer - 2WD
1996 Chevrolet Astro - 4WD
1996 Chevrolet Astro - 2WD
1995 Pontiac Trans Sport
1995 Oldsmobile Silhouette
1995 Oldsmobile Bravada
1995 GMC Truck Yukon - 4WD
1995 GMC Truck Yukon - 2WD
1995 GMC Truck Sonoma Pickup - 4WD
1995 GMC Truck Sonoma Pickup - 2WD
1995 GMC Truck Safari - 4WD
1995 GMC Truck Safari - 2WD
1995 GMC Truck Jimmy - 4WD
1995 GMC Truck Jimmy - 2WD
1995 GMC Truck GMC Suburban - 4WD
1995 GMC Truck GMC Suburban - 2WD
1995 GMC Truck GMC K Pickup - 4WD
1995 GMC Truck GMC G Van
1995 GMC Truck GMC C Pickup - 2WD
1995 Geo Tracker - 4WD
1995 Geo Tracker - 2WD
1995 Chevrolet Tahoe - 4WD
1995 Chevrolet Tahoe - 2WD
1995 Chevrolet Suburban - 4WD
1995 Chevrolet Suburban - 2WD
1995 Chevrolet S10 Pickup - 4WD
1995 Chevrolet S10 Pickup - 2WD
1995 Chevrolet K Pickup - 4WD
1995 Chevrolet G Van
1995 Chevrolet C Pickup - 2WD
1995 Chevrolet Blazer - 4WD
1995 Chevrolet Blazer - 2WD
1995 Chevrolet Astro - 4WD
1995 Chevrolet Astro - 2WD
1994 Pontiac Trans Sport
1994 Oldsmobile Silhouette
1994 Oldsmobile Bravada
1994 GMC Truck Safari - 4WD
1994 GMC Truck Safari - 2WD
1994 GMC Truck S15 Pickup - 4WD
1994 GMC Truck S15 Pickup - 2WD
1994 GMC Truck Jimmy - 4WD
1994 GMC Truck Jimmy - 2WD
1994 GMC Truck GMC Suburban - 4WD
1994 GMC Truck GMC Suburban - 2WD
1994 GMC Truck GMC K Pickup - 4WD
1994 GMC Truck GMC G Van
1994 GMC Truck GMC C Pickup - 2WD
1994 Geo Tracker - 4WD
1994 Geo Tracker - 2WD
1994 Chevrolet Suburban - 4WD
1994 Chevrolet Suburban - 2WD
1994 Chevrolet S10 Pickup - 4WD
1994 Chevrolet S10 Pickup - 2WD
1994 Chevrolet K Pickup - 4WD
1994 Chevrolet G Van
1994 Chevrolet C Pickup - 2WD
1994 Chevrolet Blazer - 4WD
1994 Chevrolet Blazer - 2WD
1994 Chevrolet Astro - 4WD
1994 Chevrolet Astro - 2WD
1993 Pontiac Trans Sport
1993 Oldsmobile Silhouette
1993 Oldsmobile Bravada
1993 GMC Truck Safari - 4WD
1993 GMC Truck Safari - 2WD
1993 GMC Truck S15 Pickup - 4WD
1993 GMC Truck S15 Pickup - 2WD
1993 GMC Truck Jimmy - 4WD
1993 GMC Truck Jimmy - 2WD
1993 GMC Truck GMC Suburban - 4WD
1993 GMC Truck GMC Suburban - 2WD
1993 GMC Truck GMC K Pickup - 4WD
1993 GMC Truck GMC G Van
1993 GMC Truck GMC C Pickup - 2WD
1993 Geo Tracker - 4WD
1993 Geo Tracker - 2WD
1993 Chevrolet Suburban - 4WD
1993 Chevrolet Suburban - 2WD
1993 Chevrolet S10 Pickup - 4WD
1993 Chevrolet S10 Pickup - 2WD
1993 Chevrolet Lumina APV
1993 Chevrolet K Pickup - 4WD
1993 Chevrolet G Van
1993 Chevrolet C Pickup - 2WD
1993 Chevrolet Blazer - 4WD
1993 Chevrolet Blazer - 2WD
1993 Chevrolet Astro - 4WD
1993 Chevrolet Astro - 2WD

#99-07-30-017A - Info - Automatic Transmission Oil Cooler Flushing and Flow Check Procedures - (Jan 29, 2003)

Subject:
Automatic Transmission Oil Cooler Flushing and Flow Check Procedures
Models:
2003 and Prior GM Light Duty Trucks
2003 HUMMER H2
with Allison Automatic Transmission (RPO M74)

This bulletin revises bulletin 99-07-30-017 to reflect the release of the new Transflow J 45096 Tra...

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Document Title: #99-07-30-017A - Info - Automatic Transmission Oil Cooler Flushing and Flow Check Procedures - (Jan 29, 2003)

transmission

bulletin

transflow

corporate

corporate bulletin

transmission cooling system

cooling system service

system service tool