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Service bulletins for the 2001 Chevrolet Silverado

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.

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

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By component

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Bulletins, newest first
020605005A2003-03-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. EXHAUST / MUFFLER HEAT SHIELD RATTLE, POPPING NOISE UNDER VEHICLE. *TT
990089015B2003-02-28. Service bulletin. UNKNOWN OR OTHER. LIGHT SERVICE SUPPORT VEHICLE (LSSV). *TT
0205260022003-02-14. Service bulletin. PARKING BRAKE. SCRAPING NOISE FROM REAR OF VEHICLE. *TT
020522004B2003-02-14. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS; SERVICE BRAKES, HYDRAULIC. TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION. *TT
0206010352003-02-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HIGH OIL CONSUMPTION. *TT
0208490072003-02-12. Service bulletin. STRUCTURE:BODY. CENTER CONSOLE LID HARD TO OPEN OR CLOSE. *TT
0205220042003-02-12. Service bulletin. SERVICE BRAKES, HYDRAULIC. TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION. *TT
0206010302003-02-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REVISED PISTON, CONNECTING ROD, AND BEARING INSTALLATION ILLUSTRATION. *TT
0206010292003-02-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NEEDLE BEARINGS FOUND IN OIL PAN. *TT
020601023A2003-02-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. OIL LEAK AT OIL COOLER TO ENGINE BLOCK MATING SURFACE. *TT
020522004A2003-02-10. Service bulletin. SERVICE BRAKES, HYDRAULIC. TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION. *TT
412002-11-25. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. SOME VEHICLES EQUIPPED WITH THE ALLISON LCT1000 TRANSMISSION MAY EXPERIENCE A VERY HARSH 2-1 DOWNSHIFT AT A STOP OR ON THROTTLE REAPPLY. *TT
1706022002-11-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME 4.3 LITER ENGINE EQUIPPED VEHICLES MAY EXHIBIT A ROUGH RUNNING CONDITION WITH POSSIBLE DIAGNOSTIC TROUBLE CODE P0300 SET. *TT
0306022002-11-20. Service bulletin. FUEL SYSTEM, GASOLINE. SOME VEHICLES MAY DISPLAY A DIAGNOSTIC TROUBLE CODE OF P0446 (EVAP CANISTER VENT). *TT
0510022002-11-12. Service bulletin. FUEL SYSTEM, GASOLINE. SUBJECT IN REGARDS TO FUEL SYSTEM SERVICING ON THE LB7 FUEL INJECTION. *TT
0506022002-11-10. Service bulletin. STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS. SOME CUSTOMERS MAY COMMENT ABOUT HOOD HINGE WIND NOISE . *TT
0409022002-11-09. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR. SOME 2500 HD AND 1500 HD CREW CAB MODELS MAY EXHIBIT A STEERING COLUMN RATTLE OR NOISE ESPECIALLY DURING LOW SPEED PARKING LOT TURNING MANEUVERS. *TT
0625022002-11-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. THIS IS IN REGARDS TO INSPECTION OF THE TURBO CARGER AFTER AN ENGINE FAILURE. *TT
0624022002-11-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. THIS MESSAGE IS ABOUT INSPECTION OF THE TURBO CHARGER AFTER A CATASTROPHIC ENGINE FAILURE. *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
020730011A2002-10-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DIAGNOSTIC INFORMATION FOR POSSIBLE GEAR INDICATOR (PRNDL) CONCERNS FOR VEHICLES WITH ALLISON LCT1000 AUTOMATIC TRANSMISSION. *TT
0207300202002-10-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME CUSTOMERS MAY COMMENT OF HARSH OR DELAYED 2-1 DOWNSHIFT, NEUTRAL FEEL AT A STOP, SHIFT BUSYNESS, DIAGNOSTIC TROUBLE CODES P0708, P0847, P0872, P0875, P1711, P1713 FROM 3/4 AND 1 TON PICKUP MODELS. *TT
0207300302002-10-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME CUSTOMERS MAY COMMENT THAT THE TRANSMISSION SLIPS, A SHUDDER, CHUGGLE, OR VIBRATION IS FELT WHEN THE TRANSMISSION SHIFTS FROM FIRST TO SECOND GEAR. *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
0204210042002-10-10. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). SOME CUSTOMERS MAY COMMENT ON THE SERVICE 4WD INDICATOR ILLUMINATING WITH DIAGNOSTIC TROUBLE CODE B2725 SET. *TT

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