GS - 2nd Gen (1998-2005) Discussion about the second generation GS300, GS400 and GS430 (1998 - 2005)

1999 gs300 cold start idle problem *HELP*

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Old 09-29-11, 04:18 PM
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G2LEXO
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Default 1999 gs300 cold start idle problem *HELP*

when i start my car from a cold start it idles around 100-300rpms and everything vibrates, and as it starts warming up, the temp gauge reaches the last line before it hits the middle mark the idle starts to go back to normal 500-700rpms.

will cleaning my iacv and tb do any good? car has ruffly 123k miles.

any help will be appreciated. thanks!
Old 09-29-11, 05:12 PM
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FrankT
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Originally Posted by G2LEXO

will cleaning my iacv and tb do any good? car has ruffly 123k miles.
Yep, that would be the first thing I would do...
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