Cadillac CTS 2003–2008 — technical service bulletin
Bulletin 070420001 · NHTSA communication 10023979 · issued Nov 1, 2007
Technical service bulletin
communication type
Suspension
component
2003–2008
model years
19
vehicle entries
Official summary
Axle fluid seeping or leaking from rear axle vent (install rear differential hose and vent). *nj
Vehicles covered
- 2003 Cadillac CTS
- 2004 Cadillac CTS
- 2005 Cadillac CTS
- 2006 Cadillac CTS
- 2007 Cadillac CTS
- 2004 Cadillac SRX
- 2005 Cadillac SRX
- 2006 Cadillac SRX
- 2007 Cadillac SRX
- 2008 Cadillac SRX
- 2005 Cadillac STS
- 2006 Cadillac STS
- 2007 Cadillac STS
- 2008 Cadillac STS
- 2006 Pontiac Solstice
- 2007 Pontiac Solstice
- 2008 Pontiac Solstice
- 2007 Saturn Sky
- 2008 Saturn Sky
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.