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International Automotive Technicians Network
Re: GM: Highway surge calibration
Posted to Technical Discussion Forum on 2/25/1997 4 Replies

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Dan, the calibration fixes a lot of DTCs. Included are P0172 and P0174. A couple of MAF sensor codes are also 'fixed'. In my area, P0172 and P0174 are big problems. We have hollered at TAN and Techline for quite some time. Techline has been ... Login to read more.

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