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Service bulletins for the 2000 Chevrolet Blazer

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

326 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
990421003C2003-12-05. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. FRONT WHEELS SLIPPING WITH VEHICLE IN FOUR WHEEL DRIVE. *TT
0306010242003-12-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. RATTLE NOISE IN ENGINE. *TT
030601024A2003-12-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. RATTLE NOISE IN ENGINE. *TT
014092003-11-22. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). THE NVG 136 ALL WHEEL DRIVE (AWD) TRANSFER CASE AND THE 236 AND 246 NVG SELECTABLE TRANSFER CASE SHUDDER ON TURNS. *TT
01136C2003-11-22. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS. CLUNK NOISE FELT THROUGH FLOOR PAN. *TT
01273B2003-11-20. Service bulletin. SUSPENSION. VIBRATION AT HIGHWAY SPEEDS. *TT
013522003-11-20. Service bulletin. EQUIPMENT. INFORMATION ON UPGRADING FACTORY INSTALLED ONSTAR GENERATION 2.0 EQUIPPED VEHICLES TO GENERATION 2.6. SUPPLEMENT TO 01-08-46-008. *TT
0308670042003-09-30. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. PARTS AVAILABILITY FOR SUNROOF REPAIRS. *TT
0308490082003-09-29. Service bulletin. EQUIPMENT:ELECTRICAL. ERRATIC OR INACCURATE COMPASS OPERATION WITH USE OF POWER MOON ROOF. *TT UPDATE. *TT
020421005A2003-04-15. Service bulletin. POWER TRAIN. SLIPS IN 4-WHEEL DRIVE, NOISE, VIBRATION, LEAKS, HOT ODOR. *TT
020525006A2003-03-28. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK. ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS ON VARIOUS MODELS INCLUDING THE 1995 AND 1996 ENVOY. *TT
0201380052003-03-28. Service bulletin. EQUIPMENT:ELECTRICAL. REVISED HEATER / VENT MODULE REPLACEMENT. *TT
0205250062003-02-11. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS. *TT
010846008B2003-02-10. Service bulletin. EQUIPMENT. INFORMATION ON UPGRADING FACTORY INSTALLED ONSTAR GENERATION 2.0 EQUIPPED VEHICLES TO GENERATION 2.6. *TT UPDATE. *TT
2607022002-11-22. Service bulletin. ELECTRICAL SYSTEM. SOME VEHICLES MAY EXHIBIT A NO START CONDITION ADTER SITTING OVER 24 HOURS AND / OR REAR TAILGATE GLASS IS INOPERATIVE. *TT
1607022002-11-22. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE. SOME VEHICLES WITHT HE 4.3 LITER ENGINE MAY EXPERIENCE REPEAT DIAGNOSTIC TROUBLE CODE P0410 WITH EVIDENCE OF WATER IN THE AIR PUMP. *TT
010732002-11-09. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH. INFORMATION CLARIFYING RECALL 01073 - STOP LAMPS / HAZARD LAMPS INOPERATIVE. *TT
010732002-11-09. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL:SWITCH. SAFETY RECALL 01073 REGARDING THE MULTIFUNCTION SWITCH WHICH MAY DEVELOP AN OPEN CIRCUIT CONDITION WITH THE BOTTOM CONTACT IN THE HAZARD SWITCH CARRIER THAT RESULTS IN THE STOP LAMPS AND HAZARD LAMPS BECOMING INOPERATIVE. *TT
020730024A2002-10-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT. DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT
0204210052002-10-10. Service bulletin. POWER TRAIN. SOME VEHICLES WILL NOT MOVE WHEN 4-WHEEL DRIVE IS REQUESTED, NOISE, SHUDDER, POOR PERFORMANCE, TRANSMISSION / TRANSFER CASE SLIPS, TRANSMISSION WILL NOT UPSHIFT, SLIPS IN 4-WHEEL DRIVE. *TT
010866011C2002-10-09. Service bulletin. STRUCTURE:BODY. TECHNICAL INFORMATION - SOME CUSTOMERS MAY COMMENT THAT THE REAR PORTION OF THE ROOF HAS SOME RUST FORMING. *TT
0206050022002-10-07. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME CUSTOMERS MAY COMMENT ON AN EXHAUST BOOM / GROAN NOISE IN THE PASSENGER COMPARTMENT. *TT
0208570042002-10-03. Service bulletin. STRUCTURE:BODY. SUBJECT REGARDING GENERAL WATERLEAK GUIDE. *TT
010732002-09-28. Service bulletin. EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS:SWITCH. PRODUCT SAFETY RECALL REGARDING INOPERATIVE STOP AND HAZARD LAMPS FOR VARIOUS MODLES INCLUDING THE 2000-2001 CHEVY TRAILBLAZER. *TT
990602012D2002-09-28. Service bulletin. ENGINE AND ENGINE COOLING. SUBJECT REGARDING RUST IN COOLING SYSTEM, HEATER INOPERATIVE, BLOWS COLD AIR, ENGINE OVERHEATS (FLUSH COOLING SYSTEM). NLM

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.