2004 Grand Am is down 2 cyclinders. Replaced PCM but is still misfiring on one cyclinder. Fuel injection appears to be working. What is going on?

2004 Grand Am is down 2 cyclinders. Replaced PCM but is still misfiring on one cyclinder. Fuel injection appears to be working. What is going on? 2 Answers

2004 grand am is overheating and i coolant going down 12 Answers

My 2004 grand am is overheating and losing coolant... but i see no leaks ...i got an airlock removed yesterday and got the coolant topped up... but still heating... plz help

04 grand am gt replaced the camshaft position sensor and check engine light is still on for same code? 8 Answers

04 grand am gt replaced the camshaft position sensor and check engine light is still on for same code? i also have the service vehicle soon, ABS light, and traction control light is on as well? im ...

03 grand am with no codes but check engine light is still on? 1 Answer

My daughter bought this used car, need work and had two codes in the computer. I replaced the impact bar every component of the e-brake system, pads, rotors, rockers, purge vent solenoid, canister ven...

On a 2001 Pontiac Grand Am GT (3.4L 6 cylinder), is the 'Bank 1, Sensor 1' oxygen sensor the upstream or downstream sensor? From what I've looked up it appears to be the upstream sensor, I just want to make sure so I don't buy the wrong part. Thanks a lot! 2 Answers

I took it to a family friend who ran diagnostics on it and was told to get a Bank 1, Sensor 1 position Oxygen sensor. From what I understand the Grand Am has two oxygen sensors.. one upstream and o...