2003 Pontiac Montana "tell eggs ok" Questions

...is a slim chance that it will be OK after repair, but it is a gamble at best. I'd much rather be telling you something much smaller and cheaper is wrong but the fact is that it's not. PS: oil may ...

...eggs? If so, this is a faulty o2 sensor. If not I woul suspect an emission component failed. either way you need to have a scan tool applied to the car next time it comes on, then you will be able to ...

ok. For cat converter, vacuum gauge can be used to test for restricted exhaust. O2 sensors normally have one upstream of converter and one downstream to check for proper operation, so you should get a

...Ok on most cars and trucks its under dash around the heater blower motor, most likely on top of heater box it looks like a piece of thin cardbord shaped like an egg, the bottom half of it sets inside ...

tell you. you said ECU but todays cars there is no ECU its called PCM now, and has (now) the TCM too inside. it runs the engine EFI and the tranny both and thus the name powertrain control module. but

...tell you specifically which cylinder(s) is/are mis-firing, nor why.Symptoms may include:the engine may be harder to startthe engine may stumble / stumble, and/or hesitateother symptoms may also be ...

...in 10 are reported with live DTC or in the pending section of the scan tool. (the FSM book on car tells you this fact) there are no other way, unless you have a scope like me. the CMP (cam) sensor ...

...tell you specifically which cylinder(s) is/are mis-firing, nor why. Symptoms may include: * the engine may be harder to start * the engine may stumble / stumble, and/or hesitate * other symptoms may ...

...ok, try that lets pretend , you said all blinkers (turns) are and asked how to diagnose this, you then said all other things work. car drives, etc. I then tell you scan it;. sorry cant fix cars with ...