What is your question?
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What is your question?
I drive 4-5 miles and it starts reving up and down,then it overheats. I've replaced thermostat,cap,water pump, radiator hoses, timming belt,fan clutch,by pass heater core, still not helping
What makes this problem better or worse?
Nothing helps
How long has your 1995 Isuzu Pickup had this problem?
4 months
1 Reply
Engine reviving up / down is indicative of LOW COOLANT LEVEL.. Possibly air trapped in cooling system - - possibly combustion entering cooling system. *Hands-on* testing will be required.