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Service bulletins for the 2004 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.

1089 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
35622007-02-22. Service bulletin. TIRES. BRIDGESTONE DUELER PRODUCT INFORMATION UPDATE. *KB
33402007-01-25. Service bulletin. SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE. LEFT FRONT AXLE SHAFT DIFFICULT TO REMOVE. AXLE DIFFERENTIAL LEAK SEAL SHAFT. *KB
0306930012007-01-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. DIAGNOSTIC INFORMATION ON TURBOCHARGER MALFUNCTION DUE TO LACK OF ENGINE OIL FOR LBZ, LB7, AND LLY DURAMAX DIESEL ENGINE. *KB
0606040262007-01-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INTERMITTENT SES/MIL LAMP ILLUMINATED, REDUCED ENGINE POWER, FUEL INJECTOR DRIVER CIRCUIT. DTC'S P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208. CYLINDER BANK SHUT DOWN DTC'S P2146, OR P2149. *KB
41502006-11-20. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. DUAL TANKS FUEL GAUGE DEFAULTS TO EMPTY - NEW CALIBRATIONS. STALL START TANK TRANSFER. VEHICLES WITH 6.6L RPO LB7 OR LLY ENGINES. *KB
39272006-10-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ENGINE WITH A REPEAT CRACKED FLYWHEEL. *KB
38702006-08-21. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. CLUTCH PEDAL FADE OR CLUTCH WILL NOT DISENGAGE TYPICALLY WHEN TOWING. *TT
34012006-07-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. TURBOCHARGER OIL FEED LINE KINKED OR RESTRICTED. *TT
36302006-05-09. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM. INACCURATE FUEL GAUGE READINGS/REAR FLOAT ARM STUCK. *TT UPDATED 03-01-07. *KB UPDATED 3/15/10. *PE
0603080022006-05-05. Service bulletin. SUSPENSION:FRONT:CONTROL ARM:UPPER ARM. REVISED UPPER CONTROL ARM REPLACEMENT. *TT
0506040772006-03-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. LACK OF POWER LU3 ENGINE) AT HIGH AMBIENT TEMPERATURES ONLY (IF NECESSARY, REPROGRAM PCM WITH NEW SERVICE CALIBRATION).*AK
0602320012006-03-16. Service bulletin. STEERING. INCREASED STEERING AND BRAKE EFFORT. *TT
0606010032006-03-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INFORMATION ON LONGER MAIN BEARING CAP BOLTS REQUIRED FOR CERTAIN 2001-2006 LB7, LLY, LBZ DURAMAX DIESEL ENGINES. *TT
3691B2006-03-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. GENERATION III V8 ENGINE PISTON REPAIRS. *TT
36732006-02-17. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. CRUISE CONTROL INOPERATIVE AND/OR MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0833 STORED. THE CONDITION MAY NOT BE ABLE TO BE DUPLICATED BY THE DEALER YET THE CONSUMER MAY HAVE A REPEAT CONCERN. *AK
3170E2006-02-16. Service bulletin. INTERIOR LIGHTING; EXTERIOR LIGHTING:HEADLIGHTS. IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER. *AK FB2
36652006-01-25. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). 4WD INOPERATIVE AND POSSIBLE DTC C0327 STORED IN THE TRANSFER CASE CONTROL MODULE. *TT
0508490262006-01-11. Service bulletin. ENGINE AND ENGINE COOLING. LOW OIL PRESSURE MESSAGE DISPLAY AND CHIMES ACTIVATED WHILE DRIVING FOLLOWING HYBRID (HP2) LM7 ENGINE AUTO-START (REPROGRAM THE PCM). *TS
3691A2006-01-09. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. FRONT HVAC BLOWER INOPERATIVE. *TT
3100C2006-01-06. Service bulletin. ENGINE AND ENGINE COOLING. SES LIGHT DUE TO DTC P0116. *TT
37662006-01-06. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. FRONT BLOWER INOPERATIVE STAY RUNNING DURING LOW AMBIENT TEMPERATURE. *TT
36162006-01-06. Service bulletin. FUEL SYSTEM, OTHER. SERVICE VME - 2006 DURAMAX DIESEL ENGINE FUEL SYSTEM COMPONENTS ARE NOT INTERCHANGEABLE WITH EARLIER YEAR MODEL VEHICLES. *TT
3287B2006-01-06. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER. HEATED SEAT INOPERATIVE OR SHUT OFF IN 30 SECONDS. DIAGNOSTIC TROUBLE CODES B2435, B2440, B3606 AND/OR B1825 SET IN THE DRIVERS SEAT MODULE. *TT
36392006-01-06. Service bulletin. ENGINE AND ENGINE COOLING. OIL PRESSURE GAUGE READING LOW OR NEAR RED ZONE. *TT
0508500122005-11-30. Service bulletin. SEATS. UNWANTED/LOOSE SEAT MOVEMENT. *TT

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