Service bulletins for the 2007 Chevrolet Avalanche

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.

1251 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
08-07-30-015	2008-08-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DIAGNOSTIC INFORMATION ON MN8, MT1 SES/MIL ILLUMINATED, DTC P0757, HARSH SHIFT, DELAYED 2-3 SHIFT, 2-3 SHIFT FLARE, NO THIRD GEAR, SLIPS IN THIRD GEAR OR REVERSE. *PE
08-07-30-016	2008-08-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DIAGNOSTIC INFORMATION ON MH1, MN8, MT1, M15 TRANSMISSION SLIPS, WILL NOT SHIFT OR MAY OVERHEAT, SES/MIL MAY BE ILLUMINATED, DTCS P0218, P0894 SET. PE UPDATED 8/12/08. PE
4112	2007-12-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:AUTOMATIC TRANSMISSION. SAG OR HESITATION ON ACCELERATION (NORMAL OPERATING CHARACTERISTICS). EQUIPPED W/ GASOLINE ENGINE AND AUTOMATIC TRANSMISSION. NJ UPDATED 1/30/08. NJ UPDATED 10/01/08. PE UPDATED 8/12/09. PE UPDATED 9/23/13. PE UPDATED 11/12/13. PE
4133	2007-09-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION SLIPS, WILL NOT SHIFT, SES LIGHT MAY BE ILLUMINATED. *KB
3136	2007-02-22. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION. SLIP CONDITION IN 2ND, 3RD, OR 4TH. DAMAGED 2-4 OR 3-4 CLUTCH. KB UPDATED 10/31/07. NJ
3931	2007-02-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. NO MOVEMENT WHEN THE SHIFT LEVER IS MOVED TO D4 OR D3. NORMAL OPERATION WHEN MOVED TO D2 D1 OR REVERSE. KB UPDATED. KB

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