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
| 010601 | 2001-06-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING AN INVESTIGATION OF 2-4 BAND OR 3-4 CLUTCH DAMAGE ON 4L60E AUTOMATIC TRANSMISSION. *TT |
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| 01-601 | 2001-06-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT REGARDING INVESTIGATION OF HARSH SHIFTS ON 4L60E AUTOMATIC TRANSMISSION. *TT |
| 010730021 | 2001-06-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THIS TECHNICAL SERVICE BULLETIN STATES THAT TECHNICIANS MAY EXPERIENCE DIFFICULTY IN REMOVING THE CONNECTORS FROM THE PARK / NEUTRAL POSITION SWITCH, USUALLY WHEN TRYING TO REMOVE THE SWITCH DURING TRANSMISSION SERVICE. *TT |
| 010730020 | 2001-06-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBJECT ORDERING REFERENCE TABLE FOR ORDERING THE NEW VALVE BODY, SPACER PLATE AND GASKET KIT. *TT |
| 020401 | 2001-05-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME CUSTOMERS HAVE COMMENTED THAT WHEN IN FOUR-WHEEL DRIVE AND IN REVERSE GEAR ENGINE SPEED WILL NOT GO OVER 1,000 TO 1,300 RPMS. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.