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Crank No Start Silverado With AFM
Posted to Technical Theory Forum on 6/21/2018 11 Replies

This truck had no codes, has spark / fuel / compression. Would crank - flutter - stall. Cranking vacuum was zero (0) to +1-5 psi. Removed upstream O2's, cranking vacuum now over five (5) inhg. Clear flood mode started, very black exhaust until cleared out. O2'... Login to read more.

11 Replies Received (View Replies)

 

car Vehicle Data

2010 Chevrolet Silverado 1500 LS 5.3L No Start

Engine5.3 L
Trans6-speed Automatic (Electronic)
SymptomsNo Start

car Vehicle Data

2010 Chevrolet Silverado 1500 LS 5.3L No Start

Engine5.3 L
Trans6-speed Automatic (Electronic)
SymptomsNo Start