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Service bulletins for the 2011 Chevrolet HHR

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.

1130 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIT5962A2024-01-29. Service bulletin. ELECTRICAL SYSTEM:HAND HEATER:WIRING HARNESS; UNKNOWN OR OTHER. This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
02-08-42-001J2024-01-19. Service bulletin. EXTERIOR LIGHTING. This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
Recalls2024-01-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Vehicle Recalls
PIT5099G2023-12-26. 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.
PIT5074H2023-12-26. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
PIT5074G2023-12-26. Service bulletin. UNKNOWN OR OTHER; EQUIPMENT:ELECTRICAL. Terminal Test Probe And Replacement Terminal.
PIT4864F2023-12-26. Service bulletin. EQUIPMENT. Information On Requests To Add OnStar Bluetooth Option.
23-NA-2192023-12-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
PIT5214F2023-12-18. Service bulletin. SUSPENSION. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
14133D2023-12-18. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER. Replace Ignition Key
14133C2023-12-18. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER; ELECTRICAL SYSTEM:IGNITION. Replace Ignition Key
14133B2023-12-18. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER; ELECTRICAL SYSTEM. Replace Ignition Key
14133A2023-12-18. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER; ELECTRICAL SYSTEM. Replace Ignition Key
141332023-12-18. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER. Replace Ignition Key
14113D2023-12-18. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:INTERLOCK/LOCKOUT. Replace Ignition Lock Cylinder and Ignition Key
14113C2023-12-18. Service bulletin. ELECTRICAL SYSTEM:IGNITION:INTERLOCK/LOCKOUT; ELECTRICAL SYSTEM:IGNITION:SWITCH; ELECTRICAL SYSTEM. Replace Ignition Lock Cylinder and Ignition Key
14113B2023-12-18. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:INTERLOCK/LOCKOUT; ELECTRICAL SYSTEM:IGNITION:SWITCH. Replace Ignition Lock Cylinder and Ignition Key
14113A2023-12-18. Service bulletin. ELECTRICAL SYSTEM:IGNITION:INTERLOCK/LOCKOUT; ELECTRICAL SYSTEM:IGNITION:SWITCH; ELECTRICAL SYSTEM. Replace Ignition Lock Cylinder and Ignition Key
141132023-12-18. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM:IGNITION:SWITCH. Replace Ignition Lock Cylinder and Ignition Key
14092A2023-12-18. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:SWITCH. Ignition Switch Replacement
140922023-12-18. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH; ELECTRICAL SYSTEM. Ignition Switch Replacement
146322023-12-18. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:SWITCH. Special Coverage Adjustment ? Unable to Remove Ignition Key
20-NA-1322023-12-15. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
PIT5099A2023-12-11. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. A/C Blows Warm Or Poor Performance.
PIT5074H2023-12-11. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.

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