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  1. Isuzu Commercial Truck Forum
    Fellas I have been trying to solve this problem on my isuzu truck 6uz1 engine the problem is everytime an error code 5v circuit malfunction pops on the engine won’t start it cranks but won’t start but once the error code is erased it goes back to normal for weeks months but when the check engine...
  2. Isuzu Commercial Truck Forum
    Hello, Has anyone know the differences between a 1993 Isuzu NPR 3.9L, Diesel 4BD2-TC radiator and 94-97 models with the same specs? I am looking for a radiator for my 1993 Isuzu NPR, but only 94-97 radiators are available. I bought an aftermarket CSF radiator model 3212 which fits an Isuzu with...
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