1994 Chevrolet Suburban TSBs

21 manufacturer communications for the 1994 Chevrolet Suburban sit in NHTSA's public file. A TSB is factory repair guidance, not a recall — the repair is not automatically free. The 1994 Suburban problem report covers complaints, recalls, and investigations.

21Communications

What the bulletins cover

Brakes & stability7 bulletins
Engine3 bulletins
Visibility & wipers3 bulletins
Transmission & drivetrain2 bulletins
Body & structure1 bulletin

Most recent service bulletins

The 20 most recent of 21 communications on file. The complete set is searchable on NHTSA's page for this vehicle.

Service bulletin PIC4696E November 22, 2019

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from…

Service bulletin PIC4696D September 5, 2019

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from…

Service bulletin PIC4696C May 31, 2018

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from…

Engine 130089009 September 1, 2013

Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules

Transmission & drivetrain 020730024A August 1, 2005

DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS.

Service bulletin 3005 January 1, 2004

93-00 FULL SIZE UTILITIES (GMT 400 OLD STYLE ONLY) AC BLOWS WARM AND THE HIGH SIDE PRESSURE IS TOO HIGH.

Service bulletin 01349A November 18, 2003

6.5L L49 L56 L57 L65 DIESEL ENGINE REQUIRING FUEL INJECTION PUMP REPLACEMENT. MODELS P32/P42 1994-1999 INCLUDED.

Visibility & wipers 02054 February 21, 2003

WINDSHIELD WIPER FAILURE DUE TO CRACKED BOULDER JOINTS ON THE CONTROLLER CIRCUIT BOARD. THIS SPECIAL POLICY COVERS THE CONDITION FOR A PERIOD OF SEVEN YEARS OR 70,000 MILES, WHICHEVER OCCURS FIRST FROM THE DATE THE VEHICLE WAS ORIGINALLY PLACED IN SERVICE REGARDLESS OF OWNERSHIP…

Visibility & wipers 02054 February 1, 2003

SPECIAL POLICY ADJUSTMENT - WINDSHIELD WIPER MOTOR FAILURES.

Transmission & drivetrain 990730016A October 1, 2002

DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN.

Brakes & stability 01125 June 29, 2001

SPECIAL POLICY BULLETIN REGARDING PRODUCT ENHANCEMENT BRAKE SYSTEM SUBJECTIVE FEEL / POOR BRAKE SYSTEM PERFORMANCE.

Brakes & stability 01005 June 29, 2001

SOME VEHICLES EQUIPPED WITH VACUUM POWER BRAKE ASSIST AND EBC4 ABS BRAKE MODULES MAY COMMENT THAT THEIR VEHICLES EXHIBIT POOR BRAKE SYSTEM PERFORMANCE, THIS MAY BE ATTRIBUTED TO BRAKE PEDAL FEEL.

Brakes & stability 01005 June 1, 2001

THIS SPECIAL POLICY PRODUCT ENHANCEMENT COVERS VEHICLES EQUIPPED WITH VACUUM POWER BRAKE ASSIST AND EBC4 ABS BRAKE MODULES EXHIBITNG POOR BRAKE SYSTEM PERFORMANCE / BRAKE SYSTEM SUBJECTIVE FEEL.

Brakes & stability 990524001A September 1, 1999

BRAKE LEAD/PULL AND FRONT BRAKE WEAR.

Brakes & stability 990524001 June 1, 1999

SOME CAB CHASSIS, CREW CAB, AND PICKUP MODELS MAY EXHIBIT A BRAKE LEAD / PULL AND FRONT BRAKE WEAR.

Brakes & stability 98865020A September 1, 1998

VEHICLES LEADING OR PULLING TO EITHER SIDE WHILE APPLYING THE BRAKES, AND PREMATURE FRONT BRAKE WEAR, ESPECIALLY VEHICLES THAT HAVE BEEN USED TO TOW A HEAVY LOAD.

Visibility & wipers 98043 September 1, 1998

PRODUCT RECALL CAMPAIGN INVOLVING WINDSHIELD WIPER MOTOR REPLACEMENT.

Brakes & stability 98865020 April 1, 1998

VEHICLE LEADING OR PULLING TO EITHER SIDE WHILE APPLYING THE BRAKES OR FRONT BRAKE WEAR NOT MEETING EXPECTATIONS.

Body & structure 761510 April 1, 1997

BROKEN REAR CARGO DOOR HINGE (INSTALL REPLACEMENT HINGE).

Engine 376105 February 1, 1995

COLD ENGINE KNOCK.

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Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.