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Service bulletins for the 2000 Saturn LS

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.

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

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By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
0306010172003-08-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. TIMING CHAIN DESIGN CHANGE AND REVISED SERVICE PROCEDURES. *TT
0301380072003-08-14. Service bulletin. ENGINE AND ENGINE COOLING. SERVICE INFORMATION REGARDING ELIMINATION OF FRONT AUXILIARY WATER PUMP AND INSTRUCTIONS TO INSTALL ELBOW IN PLACE OF PUMP. *TT
0306010152003-06-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE MANUAL UPDATE FOR REMOVAL OF THE SEALER USED ON OIL PUMP GASKET DURING OIL PUMP INSTALLATION. *TT
0306010142003-06-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE MANUAL UPDATE REGARDING THE USE OF SATURN SPECIAL TOOL J-42065 CRANK HUB HOLDING TOOL. *TT
0306040162003-04-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE INFORMATION REGARDING THE ENGINE CONTROL MODULE (ECM) CONNECTOR AND TERMINAL LOCATIONS ON SATURN V6 ENGINES. *TT
02T862003-03-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE INFORMATION REGARDING ELIMINATION OF AUXILIARY WATER PUMP AND INSTRUMENTS TO INSTALL 2ND DESIGN HEATER INLET HOSE AND HEATER INLET ELBOW IN PLACE OF THE 1ST DESIGN WATER PUMP AND HEATER INLET HOSE. *TT
02T862003-02-10. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. SERVICE INFORMATION REGARDING ELIMINATION OF AUXILIARY WATER PUMP AND INSTRUCTIONS TO INSTALL 2ND DESIGN HEATER INLET HOSE AND HEATER INLET ELBOW IN PLACE OF THE 1ST DESIGN WATER PUMP AND HEAT INLET HOSE. *TT
02T482002-09-23. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. SUBJECT REGARDING MASS AIR FLOW SENSOR FAILURE DUE TO OIL CONTAMINATION OF SENSOR MEMBRANE (INSTALL NEW MASS AIR FLOW (MAF) SENSOR AND UPDATE ELECTRONIC CONTROL MODULE CALIBRATION) *JG
02T402002-09-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING SERVICE MANUAL UPDATE FOR ENGINE SERVICE MANUALS REGARDING EVAPORATIVE EMISSION (EVAP) SYSTEM FLOWCHART. *JG
02T372002-09-23. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. SUBJECT REGARDING SERVICE INFORMATION ON NEW OIL COOLER COVER SEALANT. *JG
02T352002-09-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING SERVICE MANUAL UPDATE FOR ENGINE SERVICE MANUALS REGARDING BALANCE SHAFT TIMING PROCEDURE. *JG
02T222002-09-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING WHISTLE NOISE UNDER CERTAIN ENGINE OPERATING CONSITIONS. *JG
02T162002-07-12. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. SERVICE INFORMATION REGARDING DESIGN CHANGE TO THERMOSTAT HOUSING, THERMOSTAT HOUSING BOLTS, AND THERMOSTAT HOUSING O-RING SEAL. *TT
02T222002-05-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. INFORMATION REGARDING WHISTLE NOISE UNDER CERTAIN ENGINE OPERATING CONDITIONS.*JB
00T66A2002-02-25. Service bulletin. ENGINE AND ENGINE COOLING. INFORMATION REGARDING ENGINE OIL LEAKS AND OR ENGINE COOLANT LEAKS. *YH
00T66A2002-02-04. Service bulletin. ENGINE AND ENGINE COOLING. INFORMATION REGARDING ENGINE OIL LEAKS AND/OR ENGINE COOLANT LEAKS, ON V-6 ENGINES.*JB
01T392001-10-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE INFORMATION REGARDING REDESIGNED OIL FILTER ELEMENT AND OIL FILTER CAP. *TT
01T162001-10-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME CUSTOMERS MAY COMMENT ABOUT INTERMITTENT CLICK / TICK NOISE COMING FROM ENGINE COMPARTMENT. *TT
01T142001-05-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME CUSTOMERS MAY COMMENT ABOUT THE ENGINE RUNNING ROUGH AT IDLE AFTER A COLD ENGINE START IN AMBIENT TEMPERATURES BETWEEN 10 DEGREES - 30 DEGREES CELSIUS (50 DEGREES - 85 DEGREES FAHRENHEIT. *TT
01T132001-05-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME CUSTOMERS MAY COMMENT ABOUT THE ENGINE CRANKS BUT WILL NOT START AND / OR THE ENGINE STARTS AND THEN STALLS. *TT
00T702001-03-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. CUSTOMERS MAY COMMENT THE SERVICE ENGINE SOON LAMP IS ILLUMINATED AND / OR THE TRANSAXLE SHIFTS ARE HARSH OR ERRATIC. *TT
00T502001-01-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT ENGINE HESITATION UNDER HEAVY ACCELERATION OR AFTER TURNING A CORNER. *TT
00T182000-05-31. Service bulletin. ENGINE AND ENGINE COOLING. SUBJECT ON INCORRECT ENGINE COOLING FAN OPERATION ON LOW SPEED AND/OR INCREASED UNDER HOOD NOISE AT IDLE. *MJS
00C092000-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT ON THE INSPECTION AND REPLACEMENT OF 4 CYLINDER ENGINES, IF NECESSARY. *MJS
00T082000-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT ON (MIL) SERVICE ENGINE SOON TELLTALE ON WITH DTC PO333-KNOCK SENSOR 2 HIGH FREQUENCY, ENGINE HESITATION, AND/OR VEHICLE LACKS POWER. *MJS

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