Service bulletins for the 2004 GMC Canyon
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.
602 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Heating and air conditioning are shown. Show all
| PIT5099G | 2023-12-26. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature. |
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| PIP5540J | 2023-01-30. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW:ELECTRICAL HEATING ELEMENT. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance. |
| PIT5099F | 2022-07-25. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature. |
| PIT5099E | 2020-08-10. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature. |
| PIT5099D | 2018-11-13. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature. |
| PIT5099C | 2018-08-06. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature. |
| PIT5099A | 2018-05-07. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature. |
| 030848006J | 2017-12-22. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This informational bulletin provide information for the technicians to repair the rear window defroster contact or tabs. |
| 3688A | 2006-02-16. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. BLOWER MOTOR INOPERATIVE IN ANY ONE OR MORE BLOWER SPEED. *TT |
| 3407 | 2005-04-21. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. ENGINEERING INVESTIGATION OF THE HVAC BLOWER RESISTOR AND MOTOR. *TT UPDATE. TT |
| 040138012 | 2005-03-12. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. WHISTLE HISS HUM NOISE HEARD WHEN AC IS ON. *EH UPDATED *EH |
| 3197 | 2004-12-04. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE. VIBRATION AT ALL SPEEDS DAMAGED TRANSMISSION TAILSHAFT BUSHING CRACKED EXHAUST AT CATALYTIC CONVERTER. *EH |
| 3108 | 2004-11-03. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE. DTC P0128 AND/OR NO HEAT FROM HEATER. *SC |
| 3040A | 2004-09-27. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. BLOWER MOTOR MAY STAY ON ALL THE TIME OR HAVE ERRATIC BLOWER MOTOR OPERATION. *TT |
| 3019 | 2004-08-23. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. FLUTTERING TYPE NOISE WITH THE HVAC BLOWER MOTOR ON. *TT |
| 01589 | 2004-02-25. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. AIRFLOW FROM LEFT SIDE DEFROST VENT LESS THAN RIGHT SIDE. SIT BULLETIN 1414379. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.