2000 Chevrolet S10 Q&A
2000 Chevrolet S10 Question: Code P0172
Does your 2000 Chevrolet S10 have a 4 or 6 cylinder engine? - Oakman
Don't have an answer but my 99 s-10 has same symptoms and I've replaced the same plus plug wires and also got a PCM code p1621 for memory. Let me know if you find an answer, please - Visitor
air filter needs replace - Visitor
Manifold absolute pressure sensor and throttle position sensor can also cause this code along with a failing fuel pressure regulator and leaking fuel injectors. - lude22r
PULLED FUEL RAIL OFF, BUT THERE IS NO REGULATOR.