When it gets warm the engine misses. Spark advance runs -2 up to 30 when it gets warm. Motor has 4k sunk original one trying to set time It has p1345 correlation code. New distributor, crank sensor. AC Delco ICM everything but ECM. Get a non communication also. Any answers out there? Truck listed above is a k2500.
Aug 17, 2022 at 3:45 PM















