02-10-2008 | #1 |
Join Date: Nov 2007
Location: Squires (near Ava MO in the Mark Twain N'tl Forest) - Missouri
Posts: 6,493
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Stumbling issue gone???
Well, I spent the better part of today pulling the plenum and replacing the coils and wires.
Among other things, I discovered- -a vacume line that connects to the underside of the TB's chin that was NOT connected. -MICE had been nesting in the valley of my LT5 and they made a mess of the coil pack area. -one plug wire had what looks like a nick which would be introduced by an rodent's bite. The rest looked dirty, but other than than they seemed to be free from more bites. (So, I'll clean 'em and keep 'em 'case someone wants 'em later.) -the torque on the IH bolts was loose I got it all back together and fired her up. SES light came on, and the scanner said, "Hey, stupid! you forgot to connect the MAT sensor!"" I connected the MAT sensor and fired her up again. Aside from a fast idle, it now runs smooth as silk. And, when I "blip" the throttle, there is no stumble - it revs smartly and cleanly. WooHoo! Well, the "acid test" will have to wait till I can put it on the road. But, things look very encouraging. Oh, and y'all were right 'bout pulling the plenum: It's a piece of cake. Stay tuned! P. |
02-10-2008 | #2 |
Join Date: Jul 2004
Location: Kalamazoo MI
Posts: 1,753
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Re: Stumbling issue gone???
I am having a wierd idle it surges after the car is warm and I can not figure it out, I was just under the plenum and couldnt find any vacum leaks.
hope yours works out!
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JOHNNY P Currently own 90 ZR-1 #845 DRM 500 engine package 90 #226 Parts car Hit me up if you need anything. |
02-10-2008 | #3 |
Join Date: Dec 2004
Location: Jacksonville, FL USA
Posts: 4,645
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Re: Stumbling issue gone???
sweet deal!
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1990 ZR-1, Black/grey, #2233, stock. ZR-1 Net Reg Founding Member #316 & NCM member |
02-10-2008 | #4 | |
Join Date: Apr 2007
Location: Northern VA
Posts: 2,661
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Re: Stumbling issue gone???
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02-10-2008 | #5 |
Join Date: Nov 2007
Location: Sunshine State
Posts: 1,071
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Re: Stumbling issue gone???
Great news Paul...sounds like you got it licked!! I hope my results are the same when I'm done. I had a mouse make a home in my valley as well. All he managed to get to was the bif cable on the starter and the smaller purple wire that goes to the starter.....pretty much just chewed through the insulation.
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[B]1990 #2815[/B] [COLOR="Red"][B]Red/Red[/B][/COLOR] Ported Plenum & IH (by Pete) Haibeck Chip Rebuilt FPR (by Phil) FIC Injectors Watson LT Headers 3" Stainless Works exhaust Lingenfelter Open Air Lid Bill B Built Transmission Shifter & C Beam Plates [FONT=Impact][COLOR=red]1992 [COLOR=black]#[/COLOR] 091[/COLOR][/FONT] [FONT=Impact][COLOR=#ff0000]Red/[COLOR=silver]Gray[/COLOR][/COLOR][/FONT] [B]SOLD[/B] |
02-10-2008 | #6 |
Join Date: Oct 2007
Location: lone pine and mammoth lakes ca.
Posts: 544
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Re: Stumbling issue gone???
i used to have the mice problem also . an old hotrodder gave me a yip thats really worked , keeps the inside of the car smelling nice also . take a bar of Irish spring and cut it in 8ths and put them in the interior 1each under the insirts of the back 2 stage pods 2 each under the seats and one each under the carpet above the throttle area and in the passenger area. the other 2 iput on the plenum after i am done driving . i thought the guy was goofy , but ya know what it WORKS
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02-10-2008 | #7 | |
Join Date: Jun 2006
Location: Sparks, NV
Posts: 2,852
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Re: Stumbling issue gone???
Quote:
Bet you can't wait to take her out on the road! Hans
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90'ZR-1 #1461 Red/Black Ported Intake, Degreed Cams, OBX Headers & Exhaust, Fidanza FW, Secondary Delete, Custom tune, C6 GS Wheels. Sold 08 C6 Z51 Crystal Red Metallic Sold Vararam Intake, Tune, Sold 05 C6 Z51 Red/Black Sold 90'ZR-1 #1723 Black/Gray Sold but not forgotten 91' Z51 L98 White Vert. My First, you always remember your first. Sold. |
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02-10-2008 | #8 | |
Join Date: Nov 2007
Location: Squires (near Ava MO in the Mark Twain N'tl Forest) - Missouri
Posts: 6,493
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Re: Stumbling issue gone???
Quote:
Bounce sheets worked in the past, but not 100% Peppermint oil works as well (and I like the smell better!) Heard about Irish S. but never tried it. But, hey! IF it works and is cheap as a bar of soap...Nutting to loose, right! |
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02-10-2008 | #9 |
Join Date: Nov 2007
Location: Squires (near Ava MO in the Mark Twain N'tl Forest) - Missouri
Posts: 6,493
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Re: Stumbling issue gone???
Yep! Can't wait!!
P. |
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