1990 Nissan Pickup (D21) Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1990 Nissan Pickup (D21)

The exhaust manifold on the 3.0 liter engine often warps and cracks, breaking off the studs between the cylinder head and the exhaust manifold.   The noise may be most noticeable when the engine is cold.


Regular maintenance is recommended to avoid timing chain failure. Rattles may develop in higher mileage vehicles. Regular oil changes will help reduce the incidence of this problem.

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I already have changed the oxygen sensor installed new spark plugs and found some vacuum tubing that needed to be changed. Gas cap appears to seal tight. Where do I go from here?

Changed spark plugs wires distributor cap and rotor still doing it its pulling coats for the air flow meter and O2 sensor injector leak and injector circuit

I have replaced the fuel pump fuel filter fuel injectors o2 sensor and spark plugs and is still doing it it is backfiring through the exhaust pipe and throttle body and sputtering

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INCORRECT TIRE INFLATION PRESSURES WERE PRINTED ON CERTIFICATION LABELS.

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my late husband and I bought our Nissan Pickup brand new, and we bought it because the wind-up size car was the fad in 1990 and the Nissan pickup was the only vehicle available to fit my husband's 6'4" frame. it turned out to be the best purchase we ever made. he died unexpectedly the next year in a motorcycle accident, and a man destroyed our lease by dumping my husband's mangled motorbike in ...

have a 1989 nissan pick up with 145k miles and runs well for the most part.

that is a nice truck you my freind.

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