1990 Chevrolet Suburban 2500 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1990 Chevrolet Suburban 2500

1990 Chevrolet Suburban 2500 Problems

4WD Transfer Case Position Sensor/Selector Switch May Fail

The 4WD transfer case encoder motor position sensor or the selector switch may fail causing the service 4WD message to be displayed. Fault code(s) stored in the transfer case control module will be of assistance in determining the exact fault causing the message to be displayed.

Intake Manifold Gaskets May Leak Coolant

A coolant leak may develop form the Intake manifold gasket causing overheating complaints. The coolant leak may be internal allowing coolant to mix with the engine oil, this condition can result in internal engine damage. Be aware that this problem is often mistaken as a blown head gasket.

Service transmission every 30,000 miles
Our technicians highly recommend that the transmission is serviced every 30,000 miles to avoid problems and maintain optimal operating order.

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1990 Chevrolet Suburban 2500 Questions

loud knocking (1 answer)

Does this engine use regular or premium gas? My buy RV with this engine. (1 answer)

Is this engine fuel injected?

What would cause engine failure, headlamp failure, when vehicle is put in revers (1 answer)

We have already diagnosed the truck with starting fluid Ignition works but immediately quits. Incidentally no headlight power to the main switch? ODB port also has no power, I suspect it is through a power circuit short or relay problem but i also suspect the shifter itself, i tried finding ne...

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1990 Chevrolet Suburban 2500 Recalls

Recall 93V187000
THE RECLINER MECHANISM AND THE SEAT FRAME MAY HAVE FOAM AND/OR VINYL BETWEEN THEM, CREATING A "SOFT" JOINT. THIS "SOFT" JOINT RESULTS IN LOWER THAN SPECIFIED BOLT TORQUE WHICH LEADS TO JOINT LOOSENESS, CAUSING BOLT FATIGUE AND EVENTUAL BOLT FAILURE.
Recall 93V119000
SEVERE CORROSION DUE TO ROAD SALT AT THE JOINT OF THE STAMPED STEEL CENTER SECTION AND THE CAST OUTER SECTION CAN CAUSE THE SECTIONS TO SEPARATE.
Recall 93V016000
UNANTICIPATED HEAT IN THE TRANSMISSION CAN FORCE THE TRANSMISSION FLUID OUT OF THE VENT TUBE.

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1990 Chevrolet Suburban 2500 Reviews

Overall a very nice vehical, can do most anything I need in comfort and drive's very solid but smooth, plenty of seating and still, have the ability to haul something, the best of both a truck and, a car, and you dont have to hang your head when you drive up!

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