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2000 Chevrolet K3500 7.4L Po1870 When Trans.fluid Temp. Is About 200 Deg. F
This is a nice 1 owner truck with a 4L80E transmission, came in with several transmission fault codes ,and after driving a while it would down shift to 3rd gear , and the increased line pressure would make it shift harsh, replacing the ignition switch took car...
FIX posted 5/20/2014
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Message Closed w/FIX
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7 Replies Received
7 Replies Received
Related Documents & Media | VIN | 1GCHK33J7Y |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Po1870 When Trans.fluid Temp. Is About 200 Deg. F |
| Conditions | Increase Line Pressure, and No Lock Up |
Message Closed w/FIX
Vehicle Data
2000 Chevrolet K3500
| VIN | 1GCHK33J7Y |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Po1870 When Trans.fluid Temp. Is About 200 Deg. F |
| Conditions | Increase Line Pressure, and No Lock Up |
Video