P1400 Diagnostic Trouble Code Discussion for November 2011
Cold Start Emission Reduction Control System
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| Help Request | Posted | |
| 2006 Chevrolet Trailblazer LT 4.2L wot hesitation VIN: 1GNDT13S76 P1400: Cold Start Emission Reduction Control System. acts like plugged exhaust. cruising trans feels like it skips from 1st to 4th shifts at 3500 -4000 rpm. but the customer concern is at wot the trans down shifts to 2nd and accelerates till it hits the rev limiter and will not shift till u let off the throttle.... |
November 30, 2011 |
