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wastegate problem ?????????

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Old 12-21-2006, 06:25 AM
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Default wastegate problem ?????????

i have the greddy turbo kit but i dont know why my car running so funny , everytimes i punch the gas the turbo push up to 13psi real fast and drop down to 0psi and go up back to 5psi and keep stay right there . i bring to the local shop install my turbo , they said that is normal but all my friend said is something wrong with my wastegate . we check the wastegate and its look like the turbo and wastegate have been drop . is anybody have some problem like this or your know what wrong with it ? do greddy have warranty on the turbo ?
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Old 12-21-2006, 07:59 AM
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um the actuators on those greddy turbos are very sensitive if they are slightly bent or damaged bye bye engine if the plunger in the actuator sticks and boost will increase dramatically =/

besides the actuator make sure your emanage is tuned very well...a bad tune can cause a major headache with this kit =(
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Old 12-21-2006, 08:08 AM
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If the turbo and wastegate look like they've been dropped. Drop your keys and walk away. Dont drive it. Call Greddy.
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Old 12-21-2006, 12:32 PM
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buy a new wastegate actuator from Greddy ASAP!
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Old 12-21-2006, 03:18 PM
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I am starting to come to a conclusion, that if you Buy the GReddy kit, I would immediately replace the WG with something else. It's to much of a coincidence with the WG that they are damanged during shipping. I see a quality control issue going on.

It's funny how a company will have a phenominal kit on a different application (350Z), but have quality control issues on another (Scion tC).
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Old 12-21-2006, 04:05 PM
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i think it's more of a shipping issue... coz those people just don't care that much...
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Old 12-21-2006, 06:21 PM
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sometimes not exactly shipping issue, it could be the consumer...we all know when we get a turbo kit it, first thing we do is take out the turbo and check it out and play with it hahah it could be damaged by us too =/
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Old 12-21-2006, 07:03 PM
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Sorry, to common for me to believe any of that. Other turbo kits on here sell just fine without WG problems.
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Old 12-21-2006, 07:32 PM
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but alot of other kits for the tc dont have internal wastegates.....most of the others are external and much easier to adjust =/
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Old 12-21-2006, 08:49 PM
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:::sniff:::sniff::: smells like a law suit to me
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Old 12-21-2006, 09:47 PM
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Originally Posted by tcholic
but alot of other kits for the tc dont have internal wastegates.....most of the others are external and much easier to adjust =/

Yeah, but obviously the internal isn't in the best interest of their customers..
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Old 12-21-2006, 10:25 PM
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We need pics...
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Old 12-22-2006, 12:46 AM
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Originally Posted by rhythmnsmoke
Originally Posted by tcholic
but alot of other kits for the tc dont have internal wastegates.....most of the others are external and much easier to adjust =/

Yeah, but obviously the internal isn't in the best interest of their customers..
excatly, but of course people still buy them because.....its alot less expensive =/
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Old 12-22-2006, 01:13 AM
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Originally Posted by tcholic
Originally Posted by rhythmnsmoke
Originally Posted by tcholic
but alot of other kits for the tc dont have internal wastegates.....most of the others are external and much easier to adjust =/

Yeah, but obviously the internal isn't in the best interest of their customers..
excatly, but of course people still buy them because.....its alot less expensive =/
Very true. Im suprised they got it to fit together. Ive heard other companies tried and had fitment issues.
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Old 12-22-2006, 01:51 AM
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i want change the external wastegate can i do that ??? or i have to change the greddy wastegate ?
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Old 12-22-2006, 02:05 AM
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you could...requires minimal fabrication to the manifold and to the down pipe, tuning, and getting rid of the actuator...=/
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Old 12-22-2006, 02:39 PM
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Originally Posted by zer0
Originally Posted by tcholic
Originally Posted by rhythmnsmoke
Originally Posted by tcholic
but alot of other kits for the tc dont have internal wastegates.....most of the others are external and much easier to adjust =/

Yeah, but obviously the internal isn't in the best interest of their customers..
excatly, but of course people still buy them because.....its alot less expensive =/
Very true. Im suprised they got it to fit together. Ive heard other companies tried and had fitment issues.

I guess they don't have this problem in the 350Z world, as they use External WG on the 350Z kit.
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Old 12-22-2006, 11:16 PM
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Originally Posted by rhythmnsmoke
Originally Posted by zer0
Originally Posted by tcholic
Originally Posted by rhythmnsmoke
Originally Posted by tcholic
but alot of other kits for the tc dont have internal wastegates.....most of the others are external and much easier to adjust =/

Yeah, but obviously the internal isn't in the best interest of their customers..
excatly, but of course people still buy them because.....its alot less expensive =/
Very true. Im suprised they got it to fit together. Ive heard other companies tried and had fitment issues.

I guess they don't have this problem in the 350Z world, as they use External WG on the 350Z kit.
One of the reasons why the kit cost so much.. About $1200 in WG's alone... lol
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Old 12-23-2006, 01:59 PM
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Originally Posted by zer0
Originally Posted by rhythmnsmoke
Originally Posted by zer0
Originally Posted by tcholic
Originally Posted by rhythmnsmoke
Originally Posted by tcholic
but alot of other kits for the tc dont have internal wastegates.....most of the others are external and much easier to adjust =/

Yeah, but obviously the internal isn't in the best interest of their customers..
excatly, but of course people still buy them because.....its alot less expensive =/
Very true. Im suprised they got it to fit together. Ive heard other companies tried and had fitment issues.

I guess they don't have this problem in the 350Z world, as they use External WG on the 350Z kit.
One of the reasons why the kit cost so much.. About $1200 in WG's alone... lol

Yeah, funny how everything get's multiplied by 2 when you have a more expensive car to mod..

But I got my Christmas bonus so the Z got some presents this year, about $800 worth.
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Old 12-23-2006, 04:38 PM
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Originally Posted by ?FMtC_krstnmj™?
i think it's more of a shipping issue... coz those people just don't care that much...
Actually I wouldn't disagree there.. I ordered a Greddy Supercharge for my xB and the first one they sent me had some definate packing issues...

Although zer0 and the crew are right, you need to replace that actuator... your overboosting into potential no man's land
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