Quote:
Originally Posted by rickyd13
also it back fired a few times (at least sounded like it loud boom noise) and at low rpms like when i coast to a light the engine light comes on and usually turns off after i get it to a decent speed and higher rpm and also the car runs a lot hotter around town like 185 highway and 210 around town anything sound weird with that my idle is very low around 550 while in drive about 750 in neutral but is usually fine at idle jus a lot of weird things with the car that don't add up to me i know that the car is untuned and is running very rich and has a small cam in it but it shouldn't be half the milage as NHRABill said his gets mid 20' i get between 6-12 but usually around 10
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You have a lot going on.
Sounds like you need to get the car on a scanner and see what's up. Could be a whole myriad of things. Bad plugs, dirty MAF, bad O2s, vacuum leak, etc etc.