1991 Chevy Cheyenne service engine soon codes

Tiny
JGUMP1
  • MEMBER
  • 1991 CHEVROLET CHEYENNE
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 56,000 MILES
I have a 1991 chevy c1500 pickup with a 4.3 liter v6 engine and I am getting codes 13 and 22 and I would like to know what these codes are so I get them fixed
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Friday, August 7th, 2009 AT 12:10 PM

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Tiny
BLUELIGHTNIN6
  • EXPERT
Code 13 indicates open oxygen sensor circuit (faulty sensor or wiring to sensor)

Code 22 indicates throttle position sensor (TPS) signal voltage low (faulty TPS or wiring to TPS)
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Friday, August 7th, 2009 AT 12:37 PM

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