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  1. 262ci Forum (4.3)
    Hi I bought a 2002 Chevy s10 zr2 last summer. Since then I’ve replaced catalytic converter, fuel pump, fuel filter, distributor, plugs and wires, air filter, changed oil, added a cat back exhaust. The issue is that randomly I will get a random misfire code and a o2 sensor code. I believe the...
  2. 2.2L - 2nd gen 4-banging
    so was on the way home from work and all of a sudden my truck lost power but was still running. pulled over and looked under the truck and saw the cat was glowing orange. let it cool down and limped it 4 miles back to my work (I work in a diesel shop). used 1/8 of a tank of gas just going those...
  3. S10 / S15
    85 S10 2wd 2.5L code 22 & 45 Tps low voltage and O2 fuel system rich High idle and looses power while driving. I would describe it as bogging down and acts like it’s running out of fuel. replaced plugs, wires, cap, button, new fuel filter, rebuilt TBI, new valve cover gasket, new intake...
  4. 262ci Forum (4.3)
    My '03 S10 4.3 SES light came on, and my mechanic said it was bank 1 sensor 2 o2 sensor. Which o2 sensor is it that needs to be replaced? I would like to do it myself to save some cash, but determining which sensor is bank 1 sensor 2 on my model seems to be a source of debate... A diagram for my...
  5. S10 / Sonoma
    Can anyone help? I have a 1998 Chevy S10 with the 4.3 Vortec and have been having problems with an O2 sensor. I was getting a code 0147 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 3) so I replace the O2 sensor. Now I am getting a code 0146 O2 Sensor Circuit No Activity Detected (Bank 1...
  6. S10 / S15
    I have a 97 S10 4.3. I don’t have a catalytic converter. The o2 sensor is kind of in my way is there any good reason not to cut out this section of exhaust and weld pipe in? The exhaust flange is bad and the bolts are broke this would be my easiest fix.
1-6 of 6 Results