WenmarOpen by Wenmar Pro

Service bulletins for the 1998 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.

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

By type

By component

By trouble code

Bulletins, newest first
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
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
2502022002-04-09. Service bulletin. ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK. INFORMATION ON REPLACING CORRODED TRAILER PRE-WIRE HARNESS AT THE REAR BUMPER. *TT
010866011B2002-04-02. Service bulletin. STRUCTURE:BODY. SOME CUSTOMERS MAY COMMENT THAT THE REAR PORTION OF THE ROOF HAS SOME RUST FORMING. *TT
010866011A2002-03-21. Service bulletin. STRUCTURE:BODY. SUBJECT REGARDING REAR ROOF PERFORATION. *TT
0108660162002-03-21. Service bulletin. STRUCTURE:BODY. CONCERNS THAT THE REAR PORTION OF THE ROOF HAS SOME RUST FORMING. *TT
0108660112002-03-12. Service bulletin. STRUCTURE:BODY. SUBJECT REGARDING REAR ROOF PERFORATION (INSTALL NEW REAR ROOF SECTION) INCLUDING 1995-1997 GMC BLAZER.*JG
3110012002-03-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SOME VEHICLES MAY EXHIBIT AN EXHAUST NOISE, RATTLE NOISE AT 550 RPM. *TT
0108660112002-02-08. Service bulletin. STRUCTURE:BODY. INFORMATION REGARDING REAR ROOF PERFORATION. *YH
2709012001-12-14. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM. SUBJECT REGARDING NECESSARY RESURFACING OF THE PARK BRAKE DRUM. *JG
2208012001-11-16. Service bulletin. SEATS. CUSTOMERS MAY COMMENT THAT THE SEAT RECLINER HANDLE IS STRIPPED. *JG
0606012001-10-30. Service bulletin. UNKNOWN OR OTHER. INFORMATION REGARDING IMPROVED BUS SEAT DECLINER ASSEMBLIES, THE HANDLE ON THE RECLINER ASSEMBLY IS ATTACHED WITH A NUMBER 20 TORQUE WITH A SHANK LENGTH OF 20 MILLIMETERS. *SLC
990602012C2001-10-26. Service bulletin. ENGINE AND ENGINE COOLING. 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
010856001A2001-10-25. Service bulletin. ELECTRICAL SYSTEM. SOME CUSTOMERS MAY COMMENT THAT THE SECURITY LAMP ILLUMINATES WHILE DRIVING; ENGINE CRANKS BUT WILL NOT START; AND / OR THE ENGINE STARTS THEN STALLS AND THE SECURITY LAMP IS FLASHING. *TT
0108560012001-06-26. Service bulletin. UNKNOWN OR OTHER. SOME CUSTOMERS MAY COMMENT THAT THE SECURITY LAMP ILLUMINATES WHILE DRIVING; THE SECURITY LAMP MAY BE ON OR OFF; THE SECURITY LAMP IS ILLUMINATED; THE ENGINE CRANKS BUT WILL NOT START AND THE SECURITY LAMP IS FLASHING; AND / OR THE ENGINE STARTS THEN STALLS AND THE SECURITY LAMP IS FLASHING. *TT
3008002001-05-10. Service bulletin. STRUCTURE. SUBJECT REGARDING THE NEW RECLINCER ASSEMBLY. *TT
1512002001-03-27. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. CUSTOMER MAY COMMENT THAT THE REARVIEW MIRRORS, POWER DOOR LOCKS AND REAR HATCH DO NOT OPERATE. *TT
990602012B2000-05-31. Service bulletin. ENGINE AND ENGINE COOLING. 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
990602012A2000-04-07. Service bulletin. ENGINE AND ENGINE COOLING. 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
8683072000-04-04. Service bulletin. UNKNOWN OR OTHER. THE SCREW THAT SECURES THE LEFT AND CENTER INSULATOR PANELS TOGETHER, UNDERNEATH THE I/P ON THE DRIVER'S SIDE MAY PULL THE ONE PUSH/INSERT NUT OUT OF THE CENTER INSULATOR PANEL CAUSING, THE INSTRUMENT PANEL(I/P) INSULATOR PANEL TO RATTLE. YD
980512000-01-07. Service bulletin. INTERIOR LIGHTING. CONCERNS WITH INSUFFICIENT REAR SEAT LIGHTING. *TT
9908420041999-08-26. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. CUSTOMERS MAY COMMENT ON INOPERATIVE DAYTIME RUNNNG LAMPS (DRL) ON SOME MODELS BUILT BETWEEN VIN BREAKPOINTS WK247020 - WK258202. *TT
981371999-04-19. Service bulletin. INTERIOR LIGHTING. BRIEF INFORMATION REGARDING INSUFFICIENT REAR SEAT LIGHTING. *TT

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