ses1153- insufficient switching.....
Thread Starter
Teching In
Joined: Feb 2003
Posts: 5
Likes: 0
From: LV.NV.
ses1153- insufficient switching..... i checked an retighten the bolts and nuts by the headers collector.reset the pcm and after 30-40 miles it came back on. do i need to replaced the 02 sensor on the passenger side pre cat? it got only 29000 miles. btw it is 01 sierra ,5.3,headers no air injection gibson, gibson exhaust,hpp3, 180 hypertech thermostat, k/n fipk. what could the problem be? please help.
thank you. <img border="0" alt="[angel]" title="" src="graemlins/gr_angel.gif" />
thank you. <img border="0" alt="[angel]" title="" src="graemlins/gr_angel.gif" />
On The Tree
Joined: Dec 2002
Posts: 176
Likes: 0
From: Orlando, FL
Re: ses1153- insufficient switching..... Before spending $ on a new O2 I would swap the left and right sides and see if the other bank shows the problem. If it stays on the same side then something else is wrong. If it switches then you just need to buy a new O2.
Tim
Tim
