Trouble code P0144 means:O2 sensor circuit high voltage(Bank 1 Sensor 3)
knock sensor
it a transmission slipping code
call the dealer and get the code....
Code p0507 2001 chevy s10 replace upper intake, iac, tps still have problem
System to rich (bank 2)
I've got a better question, why is this question in the Chevy venture forum ?
Code P0174 is System too Lean (Bank 2)
Trouble code P0325 means:Knock sensor 1 circuit malfunction
Answerp0137 or p0147 if it's the heater circuit.
The 89 model does not have a VSS.
Code 23 in your 1993 Chevy Blazer is referring to the Manifold Air temp sensor being out of range. Start by looking for the sensor to see if it is unplugged.
there should be a code in your trucks manul if not call dealership