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Service bulletins for the 2006 Isuzu Ascender

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.

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

By type

By component

By trouble code

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

Bulletins, newest first
16NA3382019-11-25. Service bulletin. POWER TRAIN. This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
07040032008-01-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). ERRATIC SPEEDOMETER OPERATION OR SPEEDOMETER NEEDLE SHAKES ABOVE 60 MPH. *NJ
07050042007-09-12. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. INFORMATION ON 2-3 UP-SHIFT OR 3-2 DOWNSHIFT CLUNK NOISE IS HEARD. *KB
07040012007-04-06. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. MALFUNCTION INDICATOR LAMP (MIL) ON, DIAGNOSTIC TROUBLE CODE (DTC) P0894, HARSH 1-2 SHIFT WITH 4L60-E AUTO TRANSMISSION. *KB
06050042007-02-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DIAGNOSTIC TROUBLE CODE (DTC) P0757 SET, MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, POOR PERFORMANCE OF TRANSMISSION, TRANSMISSION SLIPPING. *KB
06050032006-11-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L60-E AUTOMATIC TRANSMISSION FLUID LEAK FROM OIL PUMP OR BELL HOUSING AREA. *KB
06050052006-09-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION REGARDING AUTOMATIC TRANSMISSION SHIFT LOCK CONTROL FUNCTION. *TT
05050132006-04-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DIAGNOSTIC TIPS FOR AUTOMATIC TRANSMISSION DTC P0756. *TT
05050072006-01-19. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. DIAGNOSTIC TROUBLE CODE (DTC) P0757 SET, MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, POOR PERFORMANCE OF TRANSMISSION, TRANSMISSION SLIPPING. *TT
0505S0062006-01-10. Service bulletin. POWER TRAIN. MALFUNCTION INDICATOR LAMP (MIL) ON, TRANSMISSION STUCK IN SECOND OR THIRD GEAR, INSTRUMENT CLUSTER INOPERATIVE (VERIFY AND REPAIR SOURCE OF VOLTAGE LOSS IN TRANSMISSION SOLENOID POWER SUPPLY CIRCUIT. *JB
0505S0122006-01-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 4L60 AUTOMATIC TRANSMISSION DIAGNOSTIC INFORMATION ON HARSH 1-2 UPSHIFT. *JB
005050062006-01-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. MALFUNCTION INDICATOR LAMP (MIL) ON, TRANSMISSION STUCK IN SECOND OR THIRD GEAR, INSTRUMENT CLUSTER INOPERATIVE (VERIFY AND REPAIR SOURCE OF VOLTAGE LOSS IN TRANSMISSION SOLENOID POWER SUPPLY CIRCUIT). *TT
05050102005-11-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ENGAGEMENT TIME OF ELECTRONICALLY CONTROLLED 4L60-E TRANSMISSIONS. *TT
05050052005-09-12. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). SERVICE 4WD LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE (DTC) C0374 SET. *TT
05050022005-05-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DIAGNOSIS OF CRACK OR BROKEN TRANSMISSION CASE. *EH
0405S0082004-10-19. Service bulletin. POWER TRAIN. DIAGNOSTIC INFORMATION ON DIAGNOSTIC TROUBLE CODE P0894 AND P1870. *TT
04050052004-07-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. DIAGNOSTIC TIPS FOR DIAGNOSTIC TROUBLE CODE (DTC) P0756 2-3 SHIFT VALVE PERFORMANCE. *TT
04050022004-05-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION ON 2-3 UP-SHIFT OR 3-2 DOWNSHIFT CLUNK SOUND. *TT

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