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1994
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K 2500 Suburban 4WD V8-454 7.4L
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No Upshift/2nd Gear Only After Cold Start, DTC 87 Set
No Upshift/2nd Gear Only After Cold Start, DTC 87 Set
This TSB number 677153, dated 10/01/96 has been superceded by TSB number 67-71-53A , dated 06/01/97