you have a blown head gasket. the compression from the engine is building up in the cooling system. this can only be caused by a blown head gasket. that is the reason for the overheating as well.
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The estimated cost to replace a clutch and radiator, in a 1989 Nissan pickup truck is $1100. A private mechanic may be able to do the job for less.
on a 1989 Isuzu pickup with a 2.6 same engine 12 degree b.t.d.c. at 900 rpm
A 1989 Isuzu pickup typically weighs between 2,900 to 3,300 pounds, depending on the specific model and configuration. Factors such as engine size, drivetrain, and additional features can influence the overall weight. For precise specifications, it's best to consult the owner's manual or manufacturer details.
The fuel capacity for a 1989 Isuzu Pickup is typically around 15.2 gallons (57.5 liters). This can vary slightly depending on the specific model and configuration, but 15.2 gallons is a common figure for that year. Always refer to the owner's manual or manufacturer's specifications for the most accurate information.
on a 1989 Isuzu pickup you need to take out the left speakerto get to the signal and hazard light flasher ..The control box for the flashers and turn indicators is all contained within the steering column. Not the easiest to get to.
IF I KNEW I WOULD NOT BE ASKING
Starter is on the left hand side (if standing in front of car) under the carburettor next to the engine block bolted on the gearbox
To change the clutch in a 1989 Isuzu pickup, first, disconnect the battery and remove the transmission by unbolting it from the engine and separating it from the driveshaft. Next, take out the old clutch assembly, including the pressure plate and disk. Install the new clutch components, ensuring proper alignment, then reattach the transmission and driveshaft. Finally, reconnect the battery and test the clutch operation before driving.
The firing order for a 1989 Isuzu pickup with a 2.3L or 2.6L engine is 1-3-4-2. This means that the cylinders fire in the sequence of 1, 3, 4, and 2. It's important to ensure the ignition system is set correctly to this firing order for optimal engine performance. Always refer to the vehicle's service manual for specific details related to your engine model.
The valve lash settings for a 1989 Isuzu Pickup diesel engine typically are 0.10 mm (0.004 inches) for the intake valves and 0.15 mm (0.006 inches) for the exhaust valves. It's essential to check the specifications in the vehicle's service manual, as these settings can vary based on engine type and modifications. Regular adjustment is crucial for optimal engine performance and longevity.
I m pretty sure on the 89 model it would be located on the frame rail near the gas tank under the truck...GOOD LUCK