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Are CKP waveforms for this STS OK?
Posted to Technical Theory Forum on 6/18/2015 18 Replies

See [2003 Cadillac Seville STS, ECM/Inputs/Outputs Waveform]

The P0300 and idle roughness was caused by leaking throttle body gasket. Some relearning cycles the CKP codes stayed away (it seems). But we really are puzzled by the CKP A. Good, bad, indifferent?... Login to read more.

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car Vehicle Data

2003 Cadillac Seville STS 4.6L

Engine4.6 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2003 Cadillac Seville STS 4.6L

Engine4.6 L
Trans4-speed Automatic (Electronic)