How to replace intake plenum boot on '03 DTS?

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08-31-2009, 09:39 AM

Davids DTS

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Join Date: Jul 2007

Posts: 11

How to replace intake plenum boot on '03 DTS?

My '03 DTS with a 153k has been idling a little rough. The codes are P0171 & P0174. Does anyone have a breakdown on replacing the intake plenum boot?

08-31-2009, 09:32 PM

slowroll

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You might subscribe to Alldata I believe they are reasonable priced. Helm.Inc. can provide Factory Service Manuals.

11-05-2009, 08:24 AM

dcogent1

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Join Date: Nov 2007

Posts: 5

I know its a bit late but just recently I was looking for the same information and found a great set of instructions here with pics

http://www.justanswer.com/questions/...ce-plenum-2001

hope this helps

cadilladc plenum

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