# attn ls1 guys **URL:** \ **Category:** PittSpeed Automotive\ **Created:** [November 5, 2006, 11:28am UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049 "2006-11-05T11:28:28Z")\ **Posts on this page:** 14\ **Page:** 1
**Author:** ![bluls1z28](https://avatars.discourse-cdn.com/v4/letter/b/aca169/32.png) [@bluls1z28](https://forums.speedlife.net/u/bluls1z28)\ **Post date:** [November 5, 2006, 11:28am UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/1 "2006-11-05T11:28:28Z")
im getting a break up at higher rpms it seems like it only does it from 2nd gear up this only started after header install? ---
**Author:** ![Quik](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/quik/32/5979_2.png) [@Quik](https://forums.speedlife.net/u/Quik)\ **Post date:** [November 5, 2006, 11:30am UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/2 "2006-11-05T11:30:03Z")
have you had a tune? i can put it on my scanner and see whta is going on if yo uwould like ---
**Author:** ![Pewter](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pewter/32/5936_2.png) [@Pewter](https://forums.speedlife.net/u/Pewter)\ **Post date:** [November 5, 2006, 11:49am UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/3 "2006-11-05T11:49:13Z")
o2’s ---
**Author:** ![bluls1z28](https://avatars.discourse-cdn.com/v4/letter/b/aca169/32.png) [@bluls1z28](https://forums.speedlife.net/u/bluls1z28)\ **Post date:** [November 5, 2006, 11:57am UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/4 "2006-11-05T11:57:24Z")
just changed the o2s. maybe a tune but the car never did it with the last set of headers? brian i m gonna stop up on a sat i have a few things that need looked at and i need a had putting my rear control arms and brackets on ---
**Author:** ![Pewter](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pewter/32/5936_2.png) [@Pewter](https://forums.speedlife.net/u/Pewter)\ **Post date:** [November 5, 2006, 11:58am UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/5 "2006-11-05T11:58:22Z")
did u crack a plug or the coolet temp senser? ---
**Author:** ![bluls1z28](https://avatars.discourse-cdn.com/v4/letter/b/aca169/32.png) [@bluls1z28](https://forums.speedlife.net/u/bluls1z28)\ **Post date:** [November 5, 2006, 12:47pm UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/6 "2006-11-05T12:47:24Z")
not that i know of ---
**Author:** ![amwellls1](https://avatars.discourse-cdn.com/v4/letter/a/35a633/32.png) [@amwellls1](https://forums.speedlife.net/u/amwellls1)\ **Post date:** [November 5, 2006, 1:55pm UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/7 "2006-11-05T13:55:27Z")
Check your plugs and wires ---
**Author:** ![flyinglow57](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/flyinglow57/32/5978_2.png) [@flyinglow57](https://forums.speedlife.net/u/flyinglow57)\ **Post date:** [November 5, 2006, 6:50pm UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/8 "2006-11-05T18:50:09Z")
> [@Even these out?](https://forums.speedlife.net/t/even-these-out/25593/56): > > Check your plugs and wires x2 bet you have a cracked plug. start it up in the dark and get a spray bottle and mist some water onto the motor. i bet you see some arching. ---
**Author:** ![slvrhwk](https://avatars.discourse-cdn.com/v4/letter/s/f0a364/32.png) [@slvrhwk](https://forums.speedlife.net/u/slvrhwk)\ **Post date:** [November 7, 2006, 9:27am UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/9 "2006-11-07T09:27:51Z")
Check the wires around the starter and o2s you may have one that a little bare causing it to ground out. ---
**Author:** ![Silver\_SS](https://avatars.discourse-cdn.com/v4/letter/s/f19dbf/32.png) [@Silver\_SS](https://forums.speedlife.net/u/Silver_SS)\ **Post date:** [November 7, 2006, 9:41am UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/10 "2006-11-07T09:41:21Z")
i’d lean toward a cracked plug or a loose wire if u allready changed the o2’s ---
**Author:** ![bluls1z28](https://avatars.discourse-cdn.com/v4/letter/b/aca169/32.png) [@bluls1z28](https://forums.speedlife.net/u/bluls1z28)\ **Post date:** [November 26, 2006, 1:56pm UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/11 "2006-11-26T13:56:36Z")
changed plugs 1 cracked one and one with a bent top ruuns great just have to find out y its making a bangin sound in the rear of the car ---
**Author:** ![Pewter](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pewter/32/5936_2.png) [@Pewter](https://forums.speedlife.net/u/Pewter)\ **Post date:** [November 26, 2006, 2:02pm UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/12 "2006-11-26T14:02:43Z")
trans mount ,exhaust? ---
**Author:** ![flyinglow57](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/flyinglow57/32/5978_2.png) [@flyinglow57](https://forums.speedlife.net/u/flyinglow57)\ **Post date:** [November 26, 2006, 2:04pm UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/13 "2006-11-26T14:04:21Z")
> [@Porsche dealer - "I got it wrong with the buy one get one free card".](https://forums.speedlife.net/t/porsche-dealer-i-got-it-wrong-with-the-buy-one-get-one-free-card/26100/16): > > changed plugs 1 cracked one and one with a bent top ruuns great just have to find out y its making a bangin sound in the rear of the car titen up all the bolts. it might be a loose lca or pan hard bar or tq arm. mine was banging when i got mine just a lose tq arm. if not those then maybe time to start saving for a 12bold :finger2: maybe tranny mount. you think its the rear but its just behind the motor. best of luck. ---
**Author:** ![bluls1z28](https://avatars.discourse-cdn.com/v4/letter/b/aca169/32.png) [@bluls1z28](https://forums.speedlife.net/u/bluls1z28)\ **Post date:** [November 26, 2006, 2:10pm UTC](https://forums.speedlife.net/t/attn-ls1-guys/186049/14 "2006-11-26T14:10:54Z")
a little is the exhaust but i think the stock lca bushings are shot i got a really good deal on prothan bushing kit for the whole car. so thats the next project