1999 Chevrolet Astro 4.3L
this van has an 1870 trans code. freeze frame data indicates problem was detected at 54 mph.13% throttle,engine fully warmed up and 20% engine load. so i have to assume there is a problem in the tcc. where i am lost is,,,i can not duplicate the conditions that...
FIX posted 6/24/2004
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Vehicle Data1999 Chevrolet Astro
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Message Closed w/FIX
Vehicle Data
1999 Chevrolet Astro
VIN | 1GCDM19W9X |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |