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Service bulletins for the 2001 GMC Sierra

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.

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

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Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
0307300532004-01-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ALLISON AUTOMATIC TRANSMISSION VALVE BODY HARDWARE CHANGES. *TT
030730031D2003-12-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION LEAKS, SLIPS, VEHICLE WILL NOT MOVE. *TT
0307300442003-12-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION ON ALLISON TRANSMISSION SERVICE REPAIRS - FULL SERVICE OF INTERNAL COMPONENTS. *TT
0307300382003-12-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION OIL LEAK, ABNORMAL KNOCKING NOISE HEARD AT IDLE. 2500/3500 SERIES PICKUP MODELS. *TT
0307300372003-12-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION OIL LEAK, ABNORMAL KNOCKING NOISE HEARD AT IDLE. 2500/3500 SERIES PICKUP MODELS. *TT
00557B2003-11-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THE ALLISON LCT1000 TRANSMISSIONS MAY EXPERIENCE A LEAK FROM OIL PUMP AREA. *TT
00938B2003-11-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). ALLISON LCT1000 REPEAT TRANSMISSION CONTROL MODULE (TCM) FAILURES WITH POSSIBLE MULTIPLE DIAGNOSTIC TROUBLE CODES (DTCS). *TT
020730051A2003-04-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION SHIFTING IN AND OUT OF 4TH AND 5TH GEAR (HUNTING) WHEN PULLING/CARRYING A LOAD, UNABLE TO MANUALLY SELECT 4TH GEAR. *TT
0207300512003-03-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION SHIFTING IN AND OUT OF 4TH AND 5TH GEAR (HUNTING) WHEN PULLING / CARRYING A LOAD, UNABLE TO MANUALLY SELECT 4TH GEAR. HD2500/HD3500 SERIES. *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
020417001A2002-10-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CONCERNS WITH LAUNCH SHUDDER / VIBRATION ON ACCELERATION. *TT
000730017B2002-06-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING SERVICE PARTS RESRICTION PROGRAM FOR ALLISON SERIES 1000 AUTOMATIC TRANSMISSION. *SLC
0207300042002-06-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. NEW PRODUCT INFORMATION, GRADE BRAKE FEATURE OF ALLISON 1000 SERIES TRANSMISSION. *SLC THIS BULLETIN REPLACES 02-07-30-004. *TT
0207300112002-06-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING, 2001-2002 CHEVROLET AND GMC C/K PICKUP AND UTILITY MODELS, DIAGNOSTICS FOR POSSIBLE GEAR INDICATOR CONCERNS. *JG
0207300112002-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING, 2001-2002 CHEVROLET AND GMC C/K PICKUP AND UTILITY MODELS, DIAGNOSTICS FOR POSSIBLE GEAR INDICATOR CONCERNS. *SLC
010417001B2002-04-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING LAUNCH SHUDDER ON ACCELERATION (INSTALL NEW ONE-PIECE PROPELLER SHAFT) *JG
0204170012002-04-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME OWNERS OF C1500 SERIES EXTENDED CAB PICKUP MODELS MAY COMMENT ON A VIBRATION/LAUNCH SHUDDER WHEN ACCELERATING FROM A STOP. *TT
0107300382002-03-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME CUSTOMERS MAY COMMENT THAT 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
0107300432002-03-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING DIAGNOSTIC TIPS FOR SLIPPING OR MISSING SECOND, THIRD AND/OR FOURTH GEAR. *TT
0310012002-02-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION REGARDING A 1-2 SHIFT SHUTTER, WHICH MAY OCCUR ON LIGHT THROTTLE ACCELERATION, USUALLY WHEN THE VEHICLE IS THOROUGHLY WARMED UP. *YH
0107300342002-02-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION REGARDING 5-4 SHIFT BUSYNESS (EXCESSIVE SHIFTING) WHILE USING CRUISE CONTROL AND TOWING. (C/K 2500/3500 SERIES PICKUP MODELS) *YH
2008012001-11-16. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION REGARDING REVISED TRANSMISSION CALIBRATION TO ADDRESS DRIVELINE GROWL OR PROP SHAFT RING NOISE. *JG

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