2003 GMC SAFARI
80,000 MILES
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ACETONG
  • MEMBER
  • 3 POSTS
code p0135 bank1 sensor1 location
Dec 23, 2011 at 9:17 PM
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RASMATAZ
  • CERTIFIED EXPERT
  • 75,992 POSTS
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 On left front exhaust Y-pipe.
Dec 23, 2011 at 9:31 PM
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FIXITMR
  • CERTIFIED EXPERT
  • 9,990 POSTS
first OX sensor in exhaust on cyl 1 side of engine.
Dec 23, 2011 at 9:32 PM
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