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Service bulletins for the 2008 Buick Enclave

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.

1117 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
09-07-30-012B2011-06-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GM: THE SERVICE ENGINE SOON LIGHT IS ON AND THERE MAY BE SHIFTING PROBLEMS. HARSH SHIFTING OR NO REVERSE. THERE MAY BE A BROKEN CLUTCH WAVE PLATE. *RM
PIP-4626B2010-03-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL). SATURN/GMC/PONTIAC/BUICK/CHEVROLET: NO REVERSE. THE VEHICLE MAY HAVE THE CONCERN OF NO REVERSE WITH OR WITHOUT ONE OR SEVERAL OF THE FOLLOWING DIAGNOSTIC CODES SET-P0776, P2723 OR P2715. *PE
PIP-4327A2009-11-24. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SATURN/CHEVROLET/GMC/BUICK/PONTIAC: SES LIGHT AND/OR NO REVERSE; A SLIP/FLARE OR HARSH SHIFTS IN DRIVE RANGE 3RD AND/OR 5TH GEAR. CODES P0776 CLUTCH PRESSURE CONTROL (PC) SOLENOID 2 - STUCK OFF AND P0842 TRANSMISSION FLUID PRESSURE (TFP) SWITCH 1 CIRCUIT LOW VOLTAGE MAY BE SET. *PE
08-04-21-0022008-07-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. FLUID LEAK AT TRANSFER CASE WEEP HOLE (REPLACE FRONT WHEEL DRIVE INTERMEDIATE (INNER) SHAFT SEAL). *PE
PIP43332008-04-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). DTC'S P0011, P0014, P0021, P0024, P0341, P0346, P0366, OR P0391. WITH 3.6 LY7 OR LLT. *NJ
072742008-02-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). TRANSMISSION SOFTWARE AND CALIBRATION UPDATE ON CERTAIN 2007-08 MY GMC. *NJ
0707300222007-11-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 6T75 AUTOMATIC TRANSMISSION BINDING ON 3-4 OR 4-3 SHIFT, CHECK ENGINE LIGHT ON, DTC P0797 SET (MEASURE SIDE CLEARANCE BETWEEN HUB SEAL RINGS AND GROOVE, REPLACE HUB AND HUB SEAL RINGS IF NECESSARY) *NJ
072172007-10-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). TRANSMISSION SOFTWARE AND CALIBRATION UPDATE. *NJ
0707300192007-09-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 6T70/6T75 TRANSMISSION - CHECK ENGINE LIGHT ON, POOR VEHICLE PERFORMANCE, DTCS P0716, P0717, P0722, P0723, P0751, P0756, P0776, P0796, P2714 OR P2723 SET (DIAGNOSIS AND REPLACE SPEED SENSOR. *NJ
0707300152007-06-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 6T70, 6T75, 6L50, 6L80, OR 6L90. AUTOMATIC TRANSMISSION - INFORMATION ON TRANSMISSION FLUID PRESSURE (TFP) SWITCH CHECK FOR FALSE DTC'S P0842, P0843, P0872, P0873, P0877, P0878, P0989, OR P0990. *KB

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