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Service bulletins for the 2002 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
31492004-12-15. Service bulletin. FUEL SYSTEM, OTHER. FUEL PRESSURE REGULATOR CONNECTOR OR TERMINAL REPAIRS. *TT
3011B2004-12-15. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE OIL LEAK AT MAIN BERING SIDE BOLT. *EH
31872004-12-15. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE LOW POWER WILL NOT GO OVER 2300 RPMS. *EH UPDATED 6/11/10. *PE
32052004-12-15. Service bulletin. POWER TRAIN. ALLISON LCT1000 PUMP SEPARATOR PLATE CHANGE DISREGARD ADDITIONAL VALVE. *TT
31932004-12-04. Service bulletin. ENGINE AND ENGINE COOLING. EXCESSIVE OIL CONSUMPTION. *EH
31612004-12-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ALLISON LCT1000 CLUNK NOISE ON START IN PARK. *EH
04007A2004-12-01. Service bulletin. STRUCTURE:BODY:TAILGATE. TAILGATE SUPPORT CABLE. RECALL 04007A. GM PARTS BULLETINS & INFORMATION. *TT UPDATED *EH
30812004-11-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE ENGINE SOON LIGHT AND P0300 WHEN TOWING, CRUISING UPHILL OR ON HARD ACCELERATION. *TT
30562004-11-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHECK ENGINE LIGHT WITH A P0300 DUE TO 2-4 CYLINDERS MISFIRING ON THE SAME BANK OF THE ENGINE. *TT
31562004-11-10. Service bulletin. POWER TRAIN. 261 TRANSFER CASE DRIVELINES GROWL 1100-1200 RPM. *TT
31212004-11-08. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. EXHAUST VIBRATION RESONANCE OR MOAN IN VEHICLES WITH GEN III V8 ENGINES. *TC
31432004-11-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. TRANSMISSION OIL COOLER LINE FITTING CLARIFICATION. *TC
30942004-11-05. Service bulletin. ELECTRICAL SYSTEM. ALLISON LCT 1000 P1781 OR P0802 SETTING IN THE ELECTRONIC CONTROL MODULE. (2005 CHEVROLET KODIAK AND 2005 GMC TOP KICK) *SC
30972004-11-05. Service bulletin. ENGINE AND ENGINE COOLING. OIL PAN OR OIL COOLER LINE LEAK. *SC
30922004-11-05. Service bulletin. POWER TRAIN. ALLISON LCT 1000 BUZZ NOISE FEEL ON TCC APPLY. *SC
31072004-11-05. Service bulletin. ENGINE AND ENGINE COOLING. P0420 AND P0430 DTSC IN THE DETROIT, MICHIGAN AREA WITH GEN III V-8 ENGINES. *SC
31212004-11-05. Service bulletin. ENGINE AND ENGINE COOLING. 6.6 LB7 ENGINE WITH A NO CHARGE CONDITION WITH DIAGNOSTIC TROUBLE CODE P0380 P0621. *SC
31192004-11-04. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. ENGINEERING INVESTIGATION - CATALYTIC CONVERTER REPLACEMENT. *SC
31302004-11-04. Service bulletin. POWER TRAIN. ALLISON LCT 1000 PRNDL FLASH AND/OR WILL NOT MOVE. *TC
30242004-11-04. Service bulletin. ENGINE AND ENGINE COOLING. GEN III ENGINE COATED PISTON INFORMATION. *TC
31212004-11-04. Service bulletin. ENGINE AND ENGINE COOLING. EXHAUST VIBRATION RESONANCE OR MOAN. (2004-2005 GMC DENALI) *SC
31602004-11-04. Service bulletin. ENGINE AND ENGINE COOLING. GAS ENGINES EXHAUST BUZZ OR RATTLE NOISE. *TC
31572004-11-03. Service bulletin. TIRES. EXCESSIVE TIRE SPIN SETTING DIAGNOSTIC TROUBLE CODE C0543. *TC
31552004-11-03. Service bulletin. VEHICLE SPEED CONTROL. SPEEDOMETER INOPERATIVE. *TC
3105C2004-11-03. Service bulletin. POWER TRAIN. PING, POP, SNAP, OR CLICK NOISE FROM THE PROPELLER SHAFT. *SC

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