P1870 Diagnostic Trouble Code Discussion for November 2008
Transmission Component Slipping
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| Help Request | Posted | |
| 1997 GMC Yukon SLE 5.7L Pinging / SparkKnock VIN: 1GKEK13R3V P1870: Transmission Component Slipping. ... problem... Note: MIL lamp was disabled (NOT HERE!) and is not functioning! 1)Checked for codes found; P1870 TCC slip & p0300... Scan data shows aprox.250-290 rpm tcc slip (high gear with 90% duty cycle at 55 mph) s... |
November 26, 2008 |
