# Major injector/ECU/fuel problems **URL:** \ **Category:** Power/Fuel\ **Tags:** cutlass, oldsmobile\ **Created:** [August 15, 2016, 1:07am UTC](https://community.cartalk.com/t/major-injector-ecu-fuel-problems/94617 "2016-08-15T01:07:54Z")\ **Posts on this page:** 1\ **Showing post:** 50
**Author:** ![Spacecataz](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/spacecataz/32/4990_2.png) [@Spacecataz](https://community.cartalk.com/u/Spacecataz)\ **Post date:** [August 31, 2016, 1:35am UTC](https://community.cartalk.com/t/major-injector-ecu-fuel-problems/94617/50 "2016-08-31T01:35:13Z")
> [@Sudden undrivably rough idle, stalling and a long story](http://community.cartalk.com/t/sudden-undrivably-rough-idle-stalling-and-a-long-story/95134): > > 1996 / 2.2 L4 / 186k / Upper engine rebuild 30k ago Car was driven on a errand by my mother. Upon trying to leave for home, the car started running very rough, and stalling. From the description she gave on the phone, it sounded like a plugged up exhaust. I told her to get some fresh gas and ease it home after. When I checked the car for codes, I got 2. A P0300 and a P0122. Okay, so the throttle position switch has taken a dump, that’s easy enough. The car has 186k miles, but my constant nanny… You guys were awesome with this problem, maybe you can help me with my main one? --- _[View the full topic](https://community.cartalk.com/t/major-injector-ecu-fuel-problems/94617)._