Jan 13, 2011 · Got a p0154 No circuit No activity code, light on.. and sometimes the truck feels like its stuttering.. also got random misfire codes. ive been searching around and the general …

Dec 7, 2010 · About a week later the same circuit tripped another P0154 fault. So thinking I may have a bad circuit I took the O2 sensor I removed from blank 2 and put it in bank 1.

Jul 14, 2020 · Please Please Help.. 1999 Suburban K1500 LT 5.7 Vortec with the newer Spider style. Completely Stock other than added a second battery with a relay. Background: Fresh …

Aug 31, 2012 · My 1999 Chevrolet K1500 keeps throwing the same three codes. 1. P0134 Bank 1 Sensor 1 2. P0154 Bank 2 Sensor 1 3. P0155 Bank 2 Sensor 1 Can anyone please help, is …

Jul 14, 2020 · P0134 and P0154 (both before and after PCM swap), no other codes. Many I/M not ready. PCM swapped also (after issue), but I believe no difference. Have done testing on …

Nov 12, 2012 · Hello all, I have been getting the check engine light on here lately. been getting code P0174 a few times last week, and today I got P0171 and P0174 which translates to …

Aug 29, 2016 · Thank you gentlemen for your swift replies and I will answer each question inthe order they were asked Ted 1. I was on a short road trip ( 4 hr drive) last week and my truck …

Dec 23, 2022 · My pickup threw a p1516 on the freeway and got the reduced engine power. Coasted off the next exit, shut it off a restarted and drove away. Got up the highways speeds …

Mar 19, 2010 · Ok, I just bought this truck and I'm in a pickle. I've pulled codes 4 times. All the codes are P0134, bank 1, sensor 1. This is drivers side in front of cat, right? I replaced the O2 …

May 7, 2024 · P0154 Heated Oxygen Sensor Circuit insufficient Activity Bank x (cut off photo) sensor 1 He said there were more but stopped texting them to me and said "the computer was …