Cadillac CTS 2002–2004 — technical service bulletin
Bulletin 030138019 · NHTSA communication 10005551 · issued Sep 1, 2004
Technical service bulletin
communication type
Equipment
component
2002–2004
model years
34
vehicle entries
Official summary
Underhood air conditioner rattle noise heard on acceleration or a sudden loss of air conditioner system performance. *tt this bulletin replaces 03-01-38-019 dated 11-01-2003. To include various modles including 2002-2004 commercial upfitter chassis vehicles. *tt
Vehicles covered
- 2003 Cadillac CTS
- 2004 Cadillac CTS
- 2002 Cadillac Escalade
- 2003 Cadillac Escalade
- 2004 Cadillac Escalade
- 2002 Chevrolet Avalanche
- 2003 Chevrolet Avalanche
- 2004 Chevrolet Avalanche
- 2002 Chevrolet Express
- 2003 Chevrolet Express
- 2004 Chevrolet Express
- 2002 Chevrolet Silverado
- 2003 Chevrolet Silverado
- 2004 Chevrolet Silverado
- 2002 Chevrolet Suburban
- 2003 Chevrolet Suburban
- 2004 Chevrolet Suburban
- 2002 Chevrolet Tahoe
- 2003 Chevrolet Tahoe
- 2004 Chevrolet Tahoe
- 2002 GMC Denali
- 2003 GMC Denali
- 2002 GMC Savana
- 2003 GMC Savana
- 2004 GMC Savana
- 2002 GMC Sierra
- 2003 GMC Sierra
- 2004 GMC Sierra
- 2002 GMC Yukon
- 2003 GMC Yukon
- 2004 GMC Yukon
- 2004 GMC Yukon Denali
- 2003 Hummer H2
- 2004 Hummer H2
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.