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Resources for the Repair and Maintenance of your 1990 Chevrolet Suburban 2500

1990 Chevrolet Suburban 2500

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1990 Chevrolet Suburban 2500 Problems

Drive Train -- Verified

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.

Drive Train -- Verified

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

Drive Train -- Verified

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.

Suspension & Steering -- Verified

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.

Engine -- Verified

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.

1990 Chevrolet Suburban 2500 Recalls (Recent)

Body, Interior & Misc., January 20, 1994

Summary: 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.

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Brakes, November 8, 1993

Summary: 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.

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Drive Train, March 13, 1993

Summary: UNANTICIPATED HEAT IN THE TRANSMISSION CAN FORCE THE TRANSMISSION FLUID OUT OF THE VENT TUBE.

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1990 Chevrolet Suburban 2500 Questions and Answers

Tractornuts, 1990 Chevrolet Suburban 2500, 5.7L V8, Superior, AZ

The engine clatters upon startup, and quite's down upon idle, then knocks slowly after warm up, but runs smooth and strong no engin missing at any speed. Any Idea's?

CoreyCompwhiz128, 1990 Chevrolet Suburban 2500, Gasoline, Seattle, WA

My friend owns a Suburban, and she has to manually turn the turn-signal on and off, it doesn't do it by itself. However if it rains and car gets wet, the turn signal will work. As it starts ...

hhusty, 1990 Chevrolet Suburban 2500, Fallbrook, CA

Smog results were...

@15mph - RPM 1753 -
%CO2 Meas 11.8 - %o2 Meas 0.0 -
HC (PPM) Meas 87, Max 134, Average 67 -
CO(%) Meas 5.07, Max 1.34, Average 0.24 -
NO (PPM) Meas 2, Max 1549, Aver...

Visitor, 1990 Chevrolet Suburban 2500, Antioch, CA

can i use a steering gear box from a 86 elcameno

tess.a, 1990 Chevrolet Suburban 2500, 5.7L V8, Phoenix, AZ

the control switch for the heat will not go all the way to the right. i have the assembly out and it feels like the cable is too short to go all the way. I can't figure out what needs to be ta...

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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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