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Service bulletins for the 2003 Chevrolet Suburban

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.

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

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By component

By trouble code

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Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
35262005-09-22. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). INTERMITTENT SERVICE 4WD LIGHT COMES ON WITH DIAGNOSTIC TROUBLE CODE (DTC) C0306 OR C0308 STORED IN TCCM. *TT
33512005-05-11. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). INTERMITTENT MALFUNCTION INDICATOR LAMP (MIL) WITH DIAGNOSTIC TROUBLE CODE (DTC) C0374 OR ERRATIC 4WD/AWD OPERATION. *TT
33002005-04-21. Service bulletin. POWER TRAIN:DRIVELINE. 4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT. *EH
32762005-04-20. Service bulletin. POWER TRAIN. 4L80E OUTPUT CARRIER THRUST WASHER CHANGES. *TT
100820022005-04-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SERVICE ENGINE SOON LIGHT IS ILLUMINATED AND THE VEHICLE MAY NOT START. DIAGNOSTIC TROUBLE CODE P0706, WHICH RELATES TO TRANSMISSION RANGE SWITCH PERFORMANCE MAY BE STORED. *TT
0304190032005-03-07. Service bulletin. POWER TRAIN:DRIVELINE. FLUID LEAK FROM FRONT OF VEHICLE ADD TEFLON TAPE TO FRONT AXLE VENT PLUG THREADS. *EH
30332004-11-09. Service bulletin. POWER TRAIN. CHUG, TICKING/SCRAPING NOISE AT 30-50 MPH ON ACCELERATION/DECELERATION. *TT
3045A2004-11-05. Service bulletin. POWER TRAIN. 4485 4484 SHUDDER OR BIND ON TURNS IN 4 HI. *SC
30542004-10-14. Service bulletin. POWER TRAIN. REPLACEMENT FLEXPLATE MAY HAVE LARGER BOLT HOLES THAN THE ORIGINAL FLEXPLATE. *TT
30012004-08-25. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. THE SERVICE INFORMATION AND OWNERS MANUAL DO NOT SHOW A SERVICE INTERVAL FOR THE 8.6, 9.5, 9.75, 10.5, AND 11.5 INCH REAR AXLES WITH OR WITHOUT G80 (LOCKING DIFFERENTIAL). *TT 2006 ALL GENERAL MOTORS LIGHT DUTY TRUCKS, VANS AND UTILITIES. *TT
30022004-08-23. Service bulletin. POWER TRAIN. 4L60E/4L65E INTERMITTENT NEUTRAL CONDITION WHILE ACCELERATING FROM A STOP OR WHILE DRIVING. *TT 1999-2006 GM CARS, LIGHT DUTY TRUCKS AND UTILITIES. *TT
0404950012004-08-12. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT. REVISED WHEEL DRIVE SHAFT NUT TORQUE SPECIFICATION. *TT
990730016A2004-07-13. Service bulletin. POWER TRAIN. DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT
020862004-07-12. Service bulletin. POWER TRAIN. 4L60E, 4L65E INTERMITTENT NEUTRAL FROM A STOP OR STEADY SPEED. *TT
015992004-06-04. Service bulletin. POWER TRAIN. 4L60E, 4L65E FORWARD AND LOW REVERSE WAVED STEEL CLUTCH PLATE APPEARANCE CHANGE. *TT
0304210052004-04-19. Service bulletin. POWER TRAIN. SERVICE 4WD LIGHT ON, 4WD INOPERATIVE, DIAGNOSTIC TROUBLE CODES C0300 AND/OR C0305 SET. *TT
030730020C2004-03-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION HAS A HARSH 1-2 SHIFT, SLIPPING 1-2 SHIFT FOLLOWED BY A HARSH ENGAGEMENT. *TT
0307300562004-03-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION. *TT
3259C2004-03-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L80E, 4L85E WHINE NOISE IN FIRST AND SECOND GEAR. *TT
014832004-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). VEHICLE HAS NO PCM (POWER TRAIN CONTROL MODULE) COMMUNICATION WITH TECH 2. SIT BULLETIN 1400427. *TT
00559C2004-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L80E, 4L85E AUTOMATIC TRANSMISSION DIAGNOSTIC TROUBLE CODE (DTC) P0706 AND VEHICLE MAY NOT START. *TT
007022004-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SLIP CONDITION IN 2ND, 3RD OR 4TH DAMAGED 2-4 BAND 3-4 CLUTCH ON THE 4L60E/4L65E AUTOMATIC TRANSMISSION. *TT *MJ
00822B2004-02-28. Service bulletin. POWER TRAIN. NO 2ND, NO 4TH AND NO REVERSE. TO INCLUDE 2004 LIGHT DUTY AUTOMOBILES AND TRUCKS EQUIPPED WITH 4L60E OR 4L65E AUTOMATIC TRANSMISSION. *TT
030421001D2004-02-11. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). 4-WHEEL DRIVE SWITCH INDICATOR LIGHTS FLASHING, 4-WHEEL DRIVE INOPERATIVE, DIAGNOSTIC TROUBLE CODES C0327, P0836, P0500. *TT
010730038B2004-02-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THE SERVICE ENGINE SOON LAMP IS ILLUMINATED, NO 3RD AND 4TH GEAR, THE TRANSMISSION DOES NOT SHIFT CORRECTLY, THE TRANSMISSION FEELS LIKE IT SHIFTS TO NEUTRAL OR A LOSS OF DRIVE OCCURS. *TT

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