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Re: '89 Suburban with dual A/C retrofit
Posted to HVAC Forum on 2/24/1998 1 Reply

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The (17 page) TSB on GM retrofit procedures is 43-12-07E (1/1/97). This is also available from ACDelco as MS 3644. ACDelco also has wall posters that accompany the Retrofit Procedures and show by GM c... Login to read more.

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