Cadillac Escalade 2002–2005 — technical service bulletin

Bulletin 3004 · NHTSA communication 10008891 · issued Jan 1, 2004

Technical service bulletin

communication type

Engine and Engine Cooling

component

2002–2005

model years

vehicle entries

Official summary

4.8l 5.3l 6.6l 8.1l p1285 p1286 or p2133 after replacing app sensor. *mj

Vehicles covered

2002 Cadillac Escalade
2002 Chevrolet Avalanche
2002 Chevrolet Silverado
2003 Chevrolet Silverado
2004 Chevrolet Silverado
2005 Chevrolet Silverado
2002 Chevrolet Suburban
2002 Chevrolet Tahoe
2002 GMC Sierra
2003 GMC Sierra
2004 GMC Sierra
2005 GMC Sierra
2002 GMC Yukon
2002 GMC Yukon XL

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.