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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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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
020604023A2002-10-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (COMMONLY REFERRED TO AS SPARK KNOCK) USUALLY WORSE DURING ACCELERATION AND / OR AN ILLUMINATED MALFUNCTION INDICATOR LAMP. *TT
02-06-04-0372002-10-09. Service bulletin. UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:ENGINE. SOME CUSTOMERS WHOSE VEHICLES ARE OPERATED IN DUSTY TYPE ENVIRONMENTS, SUCH AS FARMING OR MINING OFF-ROAD TYPE APPLICATIONS, MAY COMMENT ABOUT THE ILLUMINATION OF THE INSTRUMENT PANEL SES LIGHT, WITH DIAGNOSTIC TROUBLE CODE P0446 SET. *TT UPDATED 7/11/08. *NJ UPDATED 11/5/10. *PE
0206040282002-10-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. THIS BULLETIN IS BEING ISSUED TO REVISE THE SURGES / CHUGGLES DIAGNOSTIC. *TT
0206040232002-10-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (SPARK KNOCK) DURING ACCELERATION AND / OR ILLUMINATED MALFUNCTION INDICATOR LAMP WITH DIAGNOSTIC TROUBLE CODE P0332 SET. *TT
0206010272002-09-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. INFORMATION ON HIGHER THAN EXPECTED OIL CONSUMPTION. NLM
0206010102002-07-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS. INFORMATION ON SERPENTINE BELT IDENTIFICATION AND DIAGNOSIS FOR CERTAIN HD PICKUP MODELS. *TT
2502022002-04-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. HIGH ENGINE TEMPERATURE READINGS WHEN DRIVING AT HIGHWAY SPEED WITH THEIR SNOWPLOW IN THE UP POSITION ON THEIR 2500 HD AND 3500 SERIES PICK UP TRUCKS. *TT
1012012002-04-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. CONCERNS WITH AN INTERMITTENT ENGINE MISFIRE HESITATION WHILE SETTING A DIAGNOSTIC TROUBLE CODE P0440. *TT
0206040052002-04-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING REVISED DIAGNOSTIC TROUBLE CODE P1221 SERVICE MANUAL INFORMATION. *TT
010417004A2002-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. CLUNK, BUMP OR SQUAWK WHEN VEHICLE COMES TO A COMPLETE STOP OR ACCELERATION FROM COMPLETE STOP. *YH UPDATE. *TT
1408012001-11-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT PERTAINING TO DETONATION, HESITATION, OR SAG ON VEHICLES EQUIPPED WITH THE SIX LITER V-8 ENGINE. *JG
2108012001-11-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING A ONE-TWO SHIFT SHUTTER WHICH MAY OCCUR ON LIGHT THROTTLE ACCELERATION. *JG
2906012001-10-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE AND ENGINE COOLING:ENGINE. SUBJECT PERTAINING TO DURAMAX DIESEL ENGINE THAT WOULD REQUIRE A CYLINDER HEAD REPLACEMENT.*JB
0106040342001-10-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME OWNERS MAY COMMENT THAT THE RPM IS LIMITED TO 3,000 RPM AND THE CRUISE CONTROL WILL NOT FUNCTION. *TT
010582001-08-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. GENERAL MOTORS HAS DECIDED THAT CERTAIN VEHICLES MAY EXHIBIT A CONDITION IN WHICH THE ENGINE CONNECTING ROD BOLTS MAY BE LOOSE, WHICH CAN CAUSE AN ENGINE KNOCK NOISE AND POSSIBLE CATASTROPHIC DAMAGE TO THE ENGINE. *TT
0106010182001-08-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME OWNERS MAY COMMENT ON A TICKING NOISE IN THEUPPER END OF THE ENGINE. THE NOISE IS CONSTANT AND DOES NOT VARY WITH ENGINE RPM. A LOSS OF POWER MAY BE NOTICED. *TT
0705012001-06-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. THIS MESSAGE IS ABOUT ENGINE MECHANICAL CYLINDER LOCATION AND THE CONFUSION IN UNDERSTANDING THE CORRECT IDENTIFICATION OF THE 6600 DURAMAX CYLINDER LOCATION. *TT
0202012001-04-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. THIS SERVICE MESSAGE IS IN REGARDS TO EXCESSIVE VIBRATION / SURGING OF THE 6600 DURAMAX ENGINE. *TT
1112002001-04-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME CUSTOMERS MAY COMPLAIN THAT THEIR FULL-SIZE PICKUP TRUCKS MAY BE HARD TO START OR INTERMITTENTLY DOES NOT START. *TT
1912002001-03-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING A REMINDER THAT THE 6600 ENGINE IS UNDER EXCHANGE FOR THE FIRST SIX MONTHS UNTIL MARCH 31ST OF 2001 AS WELL AS THE ENGINE COMPONENTS OF A FUEL INJECTOR, FUEL INJECTOR COTNROL MODULE, AND FUEL INJECTION PUMP ARE ALSO UNDER EXCHANGE. *TT
0101002001-03-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. SOME VEHICLES MAY EXHIBIT HEAVY BLACK SMOKE AND LOSS OF TURBO BOOST POWER. *TT
0112002001-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. INFORMATION ON THE K05 ENGINE BLOCK HEATER. *TT
2711002001-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. SOME VEHICLES MAY EXHIBIT LOSS OF TURBO BOOST PRODUCING HEAVY BLACK SMOKE AND LOSS OF POWER. *TT

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