1990 Chevrolet Suburban 2500 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 Chevrolet Suburban 2500
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1990 Chevrolet Suburban 2500 Problems4WD 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.
The rear axle bearings have been known to wear grooves in the rear axle shafts, creating a grinding noise and leaky axle seals. An indication that this problem has occurred is axle fluid leaking onto the wheel.
The pitman arm and/or lower ball joints may wear causing loose steering and alignment issues. Replacement of worn components will be necessary before the alignment can be properly set to specification.
1990 Chevrolet Suburban 2500 Questionsloud knocking (1 answer)
Is this engine fuel injected?
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...