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Service bulletins for the 2006 GMC Savana

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.

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

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Bulletins, newest first
065292006-07-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. WATER IN FUEL LIGHT INOPERATIVE BECAUSE OF AN ERROR IN THE ENGINE CONTROL MODULE (ECM) CALIBRATION. *TT
065222006-05-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE GLOW PLUG SYSTEM CONCERN - REPROGRAM GLOW PLUG CONTROL MODULE. *TT
0606010062006-05-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. INFORMATION ON 2006 6.6 LBZ LLY DURAMAX DIESEL ENGINE CYLINDER HEAD GASKET CHANGE - NEW HEAD GASKET AND TORQUE SPECIFICATION. *TT
37672006-05-05. Service bulletin. ELECTRICAL SYSTEM:IGNITION. STALLING SES OR NOISE CAUSED BY DISTRIBUTOR GEAR WEAR. *AK
37442006-05-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. DURAMAX HEAD GASKET AND TORQUE SPECIFICATION CHANGE. *TT
0503100202006-03-31. Service bulletin. TIRES. USE OF NITROGEN GAS IN TIRES. *AK 2015 AND PRIOR GM PASSENGER CARS & TRUCKS (INCLUDING SATURN) ALSO 2008 AND PRIOR HUMMER H2, H3, SAAB 9-7X. UPDATED 5/12/08. *NJ UPDATED 04/15/2014 *JS
0603100032006-03-20. Service bulletin. SUSPENSION. INFORMATION ON P245/75R16 GOODYEAR WRANGLER ST TIRE USAGE/IDENTIFICATION. *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
37212006-03-15. Service bulletin. ELECTRICAL SYSTEM. SERVICE VME - GLOW PLUG CONTROL MODULE CALIBRATIONS ON TIS DATA 2.5. *TT
37222006-03-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. DIESEL ENGINE EXTENDED IDLE SMOKE. *TT
35862006-03-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. DIESEL ENGINE GLOW PLUG TROUBLE CODES. *TT UPDATED 3/15/10. *PE
36502006-01-26. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE OVERHEATING NO COOLANT FLOW. *TT
055642006-01-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). INCORRECT OBD CALIBRATION - REPROGRAM PCM. *AK
38152006-01-25. Service bulletin. ELECTRICAL SYSTEM:WIRING. INSTALLING TRAILER WIRING HARNESS WITHOUT THE Z82 OPTION. *TT
35142006-01-25. Service bulletin. ELECTRICAL SYSTEM. HARNESS LOCATION FOR TRAILER BRAKE INSTALLATION RPO Z82 AND/OR UY7. *TT
36472006-01-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. DIESEL ENGINE VIBRATION FELT AT ALL RPM. *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
36322006-01-06. Service bulletin. ENGINE AND ENGINE COOLING. SERVICE VME - ENGINEERING IS INVESTIGATING GLOW PLUG FAILURES IN NORTHERN INDIANA, NORTHERN OHIO, AND SOUTHEAST MICHIGAN. *TT
3609A2006-01-06. Service bulletin. POWER TRAIN. HARSH 1-2 SHIFT, MALFUNCTION INDICATOR LAMP ILLUMINATED, DIAGNOSTIC TROUBLE CODE P0894 STORED IN PCM. *TT
35702005-11-08. Service bulletin. ELECTRICAL SYSTEM. DIESEL ENGINE GLOW PLUG CONTROL MODULE CAUSING NO COMMUNICATION WITH GMLAN. *TT
35642005-11-07. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. ENGINEERING INVESTIGATION ON THE 2006 6.6 DIESEL INJECTORS. *TT
35282005-10-29. Service bulletin. POWER TRAIN. REPLACEMENT TWO PIECE PROPSHAFT INFORMATION. VIBRATION WHILE DRIVING. *TT
35892005-10-21. Service bulletin. ELECTRICAL SYSTEM. STABILITRAK DISABLE SWITCH IS INOPERATIVE. *TT UPDATED 2/27/08. *NJ
34912005-10-21. Service bulletin. FUEL SYSTEM, OTHER. HIGHWAY SPEED EXCESSIVE SMOKE AND FUEL KNOCK. *TT
35212005-09-28. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT; SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT. ANTI-LOCK BRAKING SYSTEM (ABS) LIGHT ON SPEEDOMETER MAY BE ERRATIC. DIAGNOSTIC TROUBLE CODE (DTC) C0055 C0235 C0236 OR C0237 STORED IN THE EBCM. *TT 1998-2008 ALL CHEVROLET, GMC, BUICK, AND OLDSMOBILE MID-SIZED TRUCKS AND UTILITIES. 1998-2008 ALL CHEVROLET, GMC, AND CADILLAC FULL SIZED TRUCKS AND UTILITIES. *KB UPDATED ON 09/20/07. *NJ

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