Technical Service Bulletins (TSBs) for the 1997 Blazer are official communications between Chevrolet & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    SUSPENSION:FRONT

    • TSB #02015

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006961

      POP SNAP NOISE IN THE FRONT SUSPENSION WHEN BRAKING. *MR Read More »

    • TSB #01049

      Date Announced:
      DEC 05, 2001
      NHTSA ID:
      #628527

      SPECIAL POLICY ADJUSTMENT FOR FOUR-WHEEL AND ALL-WHEEL UTILITY VEHICLES THAT MAY HAVE FRONT SUSPENSION UPPER BALL JOINTS THAT SEPARATE AT A LOWER MILEAGE THAN EXPECTED BY CUSTOMERS. *TT Read More »

    • TSB #3183

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010877

      FRONT AXLE GRIND WHINE NOISE IN 2WD GONE IN 4WD. *EH Read More »

    SUSPENSION:FRONT:CONTROL ARM:UPPER BALL JOINT

    • TSB #01049

      Date Announced:
      NOV 01, 2001
      NHTSA ID:
      #628913

      SPECIAL POLICY ADJUSTMENT 01049 FOR UPPER BALL JOINT REPLACEMENT. *TT Read More »

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM

    • TSB #270901

      Date Announced:
      SEP 27, 2001
      NHTSA ID:
      #626507

      SUBJECT REGARDING NECESSARY RESURFACING OF THE PARK BRAKE DRUM. *JG Read More »

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

    SERVICE BRAKES, AIR:ANTILOCK

    • TSB #020525006A

      Date Announced:
      DEC 01, 2002
      NHTSA ID:
      #10000749

      ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS ON VARIOUS MODELS INCLUDING THE 1995 AND 1996 ENVOY. *TT Read More »

    ENGINE AND ENGINE COOLING

    • TSB #990602012D

      Date Announced:
      APR 01, 2002
      NHTSA ID:
      #634218

      SUBJECT REGARDING RUST IN COOLING SYSTEM, HEATER INOPERATIVE, BLOWS COLD AIR, ENGINE OVERHEATS (FLUSH COOLING SYSTEM). NLM Read More »

    • TSB #990602012C

      Date Announced:
      JUN 01, 2001
      NHTSA ID:
      #623086

      SOME CUSTOMERS MAY COMMENT THAT THE HEATER IS INOPERATIVE, BLOWS COLD AIR, ENGINE MAY EXHIBIT AN OVERHEAT CONDITION OR THE COOLANT RESERVOIR HAS RUST IN IT. *TT Read More »

    • TSB #990602012B

      Date Announced:
      FEB 01, 2000
      NHTSA ID:
      #611277

      SOME CUSTOMERS MAY COMMENT THAT THE HEATER IS INOPERATIVE, BLOWS COLD AIR, ENGINE MAY EXHIBIT AN OVERHEAT CONDITION OR THE COOLANT RESERVOIR HAS RUST IN IT. *TT Read More »

    • TSB #990602012A

      Date Announced:
      JAN 01, 2000
      NHTSA ID:
      #609717

      SOME CUSTOMERS MAY COMMENT THAT THE HEATER IS INOPERATIVE, BLOWS COLD AIR, ENGINE MAY EXHIBIT AN OVERHEAT CONDITION OR THE COOLANT RESERVOIR HAS RUST IN IT. *TT Read More »

    • TSB #990602012

      Date Announced:
      JUN 01, 1999
      NHTSA ID:
      #606523

      CONDITIONS WITH HEATER INOPERATIVE, BLOWS COLD AIR, ENGINE OVERHEATS, AND RUST IN THE COOLANT SYSTEM. *TT Read More »

    ENGINE AND ENGINE COOLING:ENGINE

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

    • TSB #020605002

      Date Announced:
      MAY 01, 2002
      NHTSA ID:
      #634729

      SOME CUSTOMERS MAY COMMENT ON AN EXHAUST BOOM / GROAN NOISE IN THE PASSENGER COMPARTMENT. *TT Read More »

    • TSB #311001

      Date Announced:
      OCT 31, 2001
      NHTSA ID:
      #628070

      SOME VEHICLES MAY EXHIBIT AN EXHAUST NOISE, RATTLE NOISE AT 550 RPM. *TT Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #776512

      Date Announced:
      APR 01, 1997
      NHTSA ID:
      #52347

      ENGINE ROUGH, MISS, AND OXYGEN SENSOR DTC'S (REPLACE OXYGEN SENSOR JUMPER HARNESS). *TW Read More »

    POWER TRAIN

    • TSB #990730016A

      Date Announced:
      OCT 01, 2002
      NHTSA ID:
      #10007838

      DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #030730056

      Date Announced:
      NOV 01, 2003
      NHTSA ID:
      #10005566

      4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION. *TT Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT

    • TSB #020730024A

      Date Announced:
      AUG 01, 2005
      NHTSA ID:
      #634999

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

    POWER TRAIN:DRIVELINE

    • TSB #3300

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013572

      4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT. *EH Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #3183

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010877

      FRONT AXLE GRIND WHINE NOISE IN 2WD GONE IN 4WD. *EH Read More »

    ELECTRICAL SYSTEM

    • TSB #3031A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009647

      DRIVER INFORMATION CENTER (DIC) STAYS IN BULB CHECK. *TT Read More »

    • TSB #03006

      Date Announced:
      APR 18, 2003
      NHTSA ID:
      #10001595

      ELECTRIC OUTSIDE REARVIEW MIRROR SWITCH SHORT CIRCUIT. *TT Read More »

    ELECTRICAL SYSTEM:IGNITION:MODULE

    • TSB #569603A

      Date Announced:
      JAN 01, 1997
      NHTSA ID:
      #51275

      ELECTRICAL INTERFERENCE IN MOBILE (TWO-WAY) RADIO (REPROGRAM VCM-A). *TW Read More »

    VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

    • TSB #031403

      Date Announced:
      MAR 14, 2003
      NHTSA ID:
      #10001916

      INSTALLING A FUSE JUMPER HARNESS TO CORRECT A SHORT CIRCUIT IN THE ELECTRIC OUTSIDE REARVIEW MIRROR SWITCH. *TT *JB Read More »

    VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR

    • TSB #02054

      Date Announced:
      FEB 01, 2003
      NHTSA ID:
      #10001125

      SPECIAL POLICY ADJUSTMENT - WINDSHIELD WIPER MOTOR FAILURES. *TT Read More »

    SEAT BELTS:FRONT:BUCKLE ASSEMBLY

    • TSB #01341A

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004129

      SUPPLEMENT TOOL - DRIVERS SAFETY BELT BUCKLE 03020. *TT Read More »

    STRUCTURE

    • TSB #300800

      Date Announced:
      AUG 30, 2000
      NHTSA ID:
      #619027

      SUBJECT REGARDING THE NEW RECLINCER ASSEMBLY. *TT Read More »

    STRUCTURE:BODY

    • TSB #010866011C

      Date Announced:
      JUL 01, 2002
      NHTSA ID:
      #634823

      TECHNICAL INFORMATION - SOME CUSTOMERS MAY COMMENT THAT THE REAR PORTION OF THE ROOF HAS SOME RUST FORMING. *TT Read More »

    • TSB #020857004

      Date Announced:
      JUN 01, 2002
      NHTSA ID:
      #634506

      SUBJECT REGARDING GENERAL WATERLEAK GUIDE. *TT Read More »

    • TSB #010866011B

      Date Announced:
      FEB 01, 2002
      NHTSA ID:
      #629470

      SOME CUSTOMERS MAY COMMENT THAT THE REAR PORTION OF THE ROOF HAS SOME RUST FORMING. *TT Read More »

    • TSB #010866016

      Date Announced:
      DEC 01, 2001
      NHTSA ID:
      #628852

      CONCERNS THAT THE REAR PORTION OF THE ROOF HAS SOME RUST FORMING. *TT Read More »

    • TSB #010866011A

      Date Announced:
      DEC 01, 2001
      NHTSA ID:
      #628854

      SUBJECT REGARDING REAR ROOF PERFORATION. *TT Read More »

    • TSB #010866011

      Date Announced:
      NOV 01, 2001
      NHTSA ID:
      #627489

      INFORMATION REGARDING REAR ROOF PERFORATION. *YH Read More »

    • TSB #010866011

      Date Announced:
      NOV 01, 2001
      NHTSA ID:
      #628512

      SUBJECT REGARDING REAR ROOF PERFORATION (INSTALL NEW REAR ROOF SECTION) INCLUDING 1995-1997 GMC BLAZER.*JG Read More »

    SEATS

    • TSB #220801

      Date Announced:
      AUG 22, 2001
      NHTSA ID:
      #625141

      CUSTOMERS MAY COMMENT THAT THE SEAT RECLINER HANDLE IS STRIPPED. *JG Read More »

    INTERIOR LIGHTING

    • TSB #98137

      Date Announced:
      NOV 20, 1998
      NHTSA ID:
      #604216

      BRIEF INFORMATION REGARDING INSUFFICIENT REAR SEAT LIGHTING. *TT Read More »

    • TSB #98051

      Date Announced:
      NOV 18, 1998
      NHTSA ID:
      #6088752

      CONCERNS WITH INSUFFICIENT REAR SEAT LIGHTING. *TT Read More »

    • TSB #98051

      Date Announced:
      NOV 01, 1998
      NHTSA ID:
      #603166

      VEHICLES EQUIPPED WITH A SUNROOF BUILT WITHIN CERTAIN VIN BREAKPOINTS MAY HAVE INSUFFICIENT REAR SEAT LIGHTING. *TT Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #3176A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010270

      HEAT COMING FROM VENTS WITH HVAC OFF. *TT Read More »