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9
Starting problem

Have you checked the coolant? The motor that was previously in our truck leaked coolant slowly into the #8 cylinder, and had very similar symptoms to what you describe. It would occasionally run rough on start up (though no every time), until eventually it hydrolocked. The entire time the...
- 98K35Ox
- Post #8
- Aug 25, 2017
- Forum: Engine Performance + Maintenance
9
A/C: Normal pressure on low side, low pressure on high side?

Would anyone know if this points directly to the compressor being bad, or if there is another possible issue? Truck is a 1998 GMC K3500. AC compressor comes on and stays on when the AC button is pressed and max fan speed is set in the truck. When driving on the highway the truck stays cool, but...
- 98K35Ox
- Thread
- Aug 24, 2017
- Replies: 1
- Forum: Engine Performance + Maintenance
9
Max Operating Temp before Ka-clunk

I've got a 98 k3500 that just had a Vortec 5.7 dropped into it with less than 50k miles on the engine. Trouble is, over the weekend through some really bad luck the radiator vented almost all coolant while on the highway doing 80 mph, and it quickly went from holding steady at 192° to 220° at...
- 98K35Ox
- Thread
- Jul 30, 2017
- Replies: 4
- Forum: Engine Performance + Maintenance