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International Automotive Technicians Network
97 GMC Suburban, rattle or pinging
Posted to Technical Discussion Forum on 5/2/2001 13 Replies

This is a 97 GMC Suburban, 5.7l Vortec, vin-3gkfk16r9vg518034. This vehicle has a pinging or rattle type sound under [...] and advance are normal, no knock detected by pcm, no dtc's, mil is not on nor does it come on. Has had intake cleaning (twice), no exhaus... Login to read more.

13 Replies Received (View Replies)