Every control module on the 1992-1999 GMC Suburban — where it lives, replacement time, and what it takes to program a replacement. Modules marked dealer / factory tool won't work after a part swap alone — budget for programming.
Heating and Air Conditioning Programmer (HVAC)2.5 hr R&Rno codingwith automatic climate control
📍 behind center of dashboard, above transmission tunnel
⚠️ Manual HVAC systems are cable-operated with no module. Automatic systems use electronic programmer for blend door control.
Electronic Brake Control Module (EBCM)2.2 hr R&Rrelearn only +0.2 hr▸ programming details
📍 left frame rail near master cylinder, integrated with ABS hydraulic unit
🔧 Tech 1 or Tech 2
⚠️ 4-wheel ABS standard 1992+. Module integrated with hydraulic unit; brake bleeding and sensor calibration required.
📍 behind left side of instrument panel, integrated with BCM or separate
🔧 Tech 2 with TIS2000
⚠️ VATS uses resistor pellet key. Passlock uses electronic sensor in ignition. Both require security relearn with PCM after replacement.
Radio (RAD)0.8 hr R&Rrelearn only +0.2 hr▸ programming details
📍 center of instrument panel, in radio cavity
🔧 Tech 2 (1996+) or radio code entry
⚠️ 1996+ radios may require Theftlock code entry after battery disconnect. Some models require VIN programming.
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURED FROM OCTOBER 18, 2005, THROUGH MARCH 21, 2006, SOLD FOR USE ON THE VEHICLES LISTED ABOVE AND ON CERTAIN SCHOOL BUSES. (TO SEE THE SCHOOL BUS ENGINE SIZES, CLICK ON "DOCUMENT SEARCH" AND THEN "BUS APPLICATIONS"). THE CONNECTOR ON THE FUEL FILTER WAS NOT MANUFACTURED TO HONEYWELL'S SPECIFICATION. AS A RESULT, THE O-RING MAY NOT SEAT CORRECTLY ON THE FUEL LINE.
Consequence: THIS CONDITION MAY CAUSE AN INADEQUATE SEAL AT THE CONNECTION, POTENTIALLY LEADING TO A FUEL LEAK. IN THE PRESENCE OF AN IGNITION SOURCE, A FIRE COULD OCCUR.
Remedy: HONEYWELL WILL NOTIFY OWNERS AND REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGAN ON OCTOBER 18, 2006. OWNERS MAY CONTACT FRAM CUSTOMER SERVICE AT 1-800-890-2075 (OPTION 1).
VISIBILITY:WINDSHIELD WIPER/WASHER · 03V159000
2003-04-28 · EA02006
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.
Consequence: IF THIS WERE TO OCCUR DURING BAD WEATHER, DRIVER VISIBILITY WOULD BE REDUCED, WHICH COULD RESULT IN A CRASH.
Remedy: DEALERS WILL REPLACE THE WIPER MOTOR CIRCUIT BOARD AND COVER. OWNER NOTIFICATION BEGAN ON JUNE 19, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-222-1020, GMC AT 1-800-462-8782, OR OLDSMOBILE AT 1-800-442-6537.
SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES · 01I006000
2001-07-02 · EA95026
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 POOR BRAKE SYSTEM PERFORMANCE.
Consequence: THIS COULD BE ATTRIBUTED TO BRAKE PEDAL FEEL.
Remedy: DEALERS WILL INSTALL A NEW BRAKE PEDAL PAD. IN ADDITION, DEALERS WILL INSPECT THE BRAKE-BOOSTER OUTPUT ROD AND REPLACE IT IF NECESSARY.
EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH · 99V025000
1999-02-05
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 SWITCH CAN WEAR OUT PREMATURELY. THE BRAKE SWITCH WILL PERFORM NORMALLY UNTIL THE BRAKE SWITCH CONTACTS WEAR OUT, RESULTING IN LOSS OF THE BRAKE LAMPS WITHOUT ANY WARNING TO THE DRIVER.
Consequence: THIS WOULD FAIL TO WARN A FOLLOWING DRIVER THAT THE VEHICLE IS BRAKING AND COULD LEAD TO A CRASH.
Remedy: DEALERS WILL REPLACE THE BRAKE SWITCH AND REVERSE THE WIRING.
VISIBILITY:WINDSHIELD WIPER/WASHER · 98V150001
1998-07-01 · EA97022
VEHICLE DESCRIPTION: LIGHT DUTY PICKUP TRUCKS AND SPORT UTILITY VEHICLES, 2 AND 4-WHEEL DRIVE. SOLDER JOINTS NEAR THE WIRING HARNESS CONNECTOR CAN CRACK CAUSING THE WINDSHIELD WIPERS TO WORK INTERMITTENTLY.
Consequence: THIS CONDITION CAN RESULT IN INOPERATIVE WIPERS, REDUCING A DRIVER'S VISIBILITY, AND INCREASING THE RISK OF A VEHICLE CRASH.
Remedy: DEALERS WILL REPLACE THE WIPER MOTOR CIRCUIT BOARD AND COVER.
ENGINE AND ENGINE COOLING:ENGINE:DIESEL · 95I005000
1994-12-13
VEHICLE DESCRIPTION: LIGHT DUTY PICKUP TRUCKS, VANS AND MOTORHOMES EQUIPPED WITH ELECTRONICALLY FUEL INJECTED 6.5L DIESEL ENGINE. THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH FEDERAL REGULATION PART 573. HOWEVER, IT IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN BY THE AGENCY. THE CAMPAIGN WILL IMPROVE THE OVERALL DRIVEABILITY OF THESE VEHICLES.
Consequence: CERTAIN VEHICLES CAN EXHIBIT SOME DRIVEABILITY CONCERNS SUCH AS POOR THROTTLE RESPONSE, STALLING, MISFIRE, POOR HOT OR COLD STARTING, EXTENDED CRANKING OF A HOT ENGINE, OR STALLING AFTER START. TRUCKS WITH MANUALTRANSMISSIONS CAN EXHIBIT POOR ACCELERATION FROM START OR COULD STALL DURING DECELERATION.
Remedy: DEALERS WILL INSTALL SOME RECENTLY DEVELOPED ENHANCEMENTS WHICH WILL IMPROVE THE OVERALL DRIVEABILITY OF THESE VEHICLES.
Fuel economy (EPA)
City
11mpg
Highway
16mpg
Combined
13mpg
Fuel
Regular Gasoline
Capability & size
EPA class
Special Purpose Vehicles
Wiper blades
GMT400 platform (1992-1999 C/K-series). SUV with rear wiper.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 1994 GMC Suburban 5.7L V8 and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.