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P1870 Diagnostic Trouble Code Discussion for August 2005

Transmission Component Slipping

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Trouble Ticket Help Requests for DTC P1870
Help Request Posted
1999 Chevrolet Express 1500 4.3L Poor Idle Quality, Stall VIN: 1GCEG15W2X
P1870: Transmission Component Slipping. ... so sit down... The customer complaint is that the vehicle dies when coming to a stop, at a stop, or leaving from a stop. The van drives absolutely perfect other than that. The owner, having some mechanical ability, installed a new Standard Ignition IAC at...
August 02, 2005