1994 GMC Suburban 1500 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1994 GMC Suburban 1500

1994 GMC Suburban 1500 Problems

Valve Cover Gaskets May Leak Oil

A burning smell may develop due to an oil leak form one or both valve cover gaskets. Resealing the valve cover will generally correct this concern. However, the valve covers should be inspected and replaced if damaged.

Quick-Connect Fittings For Heater Hoses May Leak Engine Coolant

The quick-connect fittings for the heater hoses tend to leak engine coolant. This problem commonly occurs because the metal housing has become brittle, which can break and cause leaks.

Heating and AC Temperature and Air Delivery Mode Door Actuators May Fail

One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code(s) should be stored in the HVAC control module which should assist in diagnoses.

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1994 GMC Suburban 1500 Recalls

Recall 03V159000
ON CERTAIN MINIVANS, PICKUP TRUCKS, AND SPORT UTILITY VEHICLES WITH CERTAIN MODEL-ENGINE COMBINATIONS, THE WINDSHIELD WIPER MOTOR MAY FAIL DUE TO CRACKED SOLDER JOINTS ON THE CONTROLLER CIRCUIT BOARD. THE WINDSHIELD WIPERS COULD WORK INTERMITTENTLY OR NOT AT ALL.
Recall 01I006000
THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH THE SAFETY ACT. HOWEVER, IT IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN BY THE AGENCY. VEHICLE DESCRIPTION: 1992-1994 CHEVROLET AND GMC SUBURBANS EQUIPPED WITH VACUUM POWER-BRAKE ASSIST AND EBC4 ANTI-LOCK BRAKE (ABS) MODULES. THESE VEHICLES EXHIBIT ...
Recall 99V025000
VEHICLE DESCRIPTION: PICKUP TRUCKS, CREW CABS, UTILITY TRUCKS AND SPORT UTILITY VEHICLES. THESE VEHICLES WERE BUILT WITH THE POLARITY OF THE WIRING FOR THE ZERO ADJUST BRAKE SWITCH REVERSED FROM WHAT WAS SPECIFIED ON THE SWITCH DRAWING. WITH THE REVERSED POLARITY, THE CONTACTS IN THE BRAKE SWI...

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1994 GMC Suburban 1500 Reviews

Bought this 1500 from my son with 177,000 miles on it.it now has 184,000 miles on it. motorruns great better then must newer trucks today. Give it oil changes every 3,000 miles and tune - ups evry 5,000 miles. Only thing that i had to do was replace the donut gasket and put new brakes on,O and replace the starter the one that i took off was the origanal

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