WenmarOpen by Wenmar Pro

Service bulletins for the 2020 Honda Civic

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.

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

By type

By component

By trouble code

Bulletins, newest first
A20-0212020-03-03. Service bulletin. ELECTRICAL SYSTEM. Service Bulletin - The HFL system freezes during or after a phone call.
APaS022020209032020-02-25. Service bulletin. POWER TRAIN; EQUIPMENT. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020 Civic Si's with a customer complaint of clutch judder on take off under 1,000 RPM. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS022020209012020-02-25. Service bulletin. SERVICE BRAKES, HYDRAULIC; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Civics with a customer complaint of the Adaptive Cruise Control (ACC) not working or a clicking noise when the brake pedal is depressed. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
APaS021920202020-02-25. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Dealer Message - We've noticed an unprecedented demand for A/C compressors which at times has created a backorder situation. The majority of the compressors returned were analyzed and proven leak free. As you are aware, there is Warranty Extension for Civic Condensers (Service Bulletin 19-091) for a leak problem. This bulletin provides detailed information on how to use the Bosch ROBLD020 Dual Mode Refrigerant Gas Leak Detector which should be used to confirm a leak at the compressor.
A16040B2020-02-25. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM. ServiceNews Article - The 12-pin connector cavity in the back of the audio unit/audio-navigation unit is intentionally empty. It's used as a service port for other markets, so never try plugging into it.
APaS020520209012020-02-11. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - We've noticed an unprecedented demand for A/C compressors which at times has created a backorder situation. The majority of the compressors returned were analyzed and proven leak free. As you are aware, there is Warranty Extension for Civic Condensers (Service Bulletin 19-091) for a leak problem. This bulletin provides detailed information on how to use the Bosch ROBLD020 Dual Mode Refrigerant Gas Leak Detector which should be used to confirm a leak at the compressor.
APaS013120209032020-02-05. Service bulletin. POWER TRAIN. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020 Civic Si's with a customer complaint of clutch judder on take off under 1,000 RPM. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS013120209012020-02-05. Service bulletin. FORWARD COLLISION AVOIDANCE; VEHICLE SPEED CONTROL; SERVICE BRAKES, HYDRAULIC. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Civics with a customer complaint of the Adaptive Cruise Control (ACC) not working or a clicking noise when the brake pedal is depressed. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
APaS013020202020-02-05. Service bulletin. VISIBILITY. Dealer Message - We've noticed an unprecedented demand for A/C compressors which at times has created a backorder situation. The majority of the compressors returned were analyzed and proven leak free. As you are aware, there is Warranty Extension for Civic Condensers (Service Bulletin 19-091) for a leak problem. This bulletin provides detailed information on how to use the Bosch ROBLD020 Dual Mode Refrigerant Gas Leak Detector which should be used to confirm a leak at the compressor.
APaS012220202020-01-29. Service bulletin. VISIBILITY. Dealer Message - We've noticed an unprecedented demand for A/C compressors which at times has created a backorder situation. The majority of the compressors returned were analyzed and proven leak free. As you are aware, there is Warranty Extension for Civic Condensers (Service Bulletin 19-091) for a leak problem. This bulletin provides detailed information on how to use the Bosch ROBLD020 Dual Mode Refrigerant Gas Leak Detector which should be used to confirm a leak at the compressor.
APaS011620209032020-01-23. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN; EQUIPMENT. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020 Civic Si's with a customer complaint of clutch judder on take off under 1,000 RPM. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS011620209012020-01-23. Service bulletin. VEHICLE SPEED CONTROL; SERVICE BRAKES, HYDRAULIC; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Civics with a customer complaint of the Adaptive Cruise Control (ACC) not working or a clicking noise when the brake pedal is depressed. To better understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to you attempting a repair of any kind.
APaS010820209022020-01-15. Service bulletin. VISIBILITY. Dealer Message - We've noticed an unprecedented demand for A/C compressors which at times has created a backorder situation. The majority of the compressors returned were analyzed and proven leak free. As you are aware, there is Warranty Extension for Civic Condensers (Service Bulletin 19-091) for a leak problem. This bulletin provides detailed information on how to use the Bosch ROBLD020 Dual Mode Refrigerant Gas Leak Detector which should be used to confirm a leak at the compressor.
APaS122020192020-01-08. Service bulletin. EQUIPMENT. Dealer Message - We've noticed an unprecedented demand for A/C compressors which at times has created a backorder situation. The majority of the compressors returned were analyzed and proven leak free. As you are aware, there is Warranty Extension for Civic Condensers (Service Bulletin 19-091) for a leak problem. This bulletin provides detailed information on how to use the Bosch ROBLD020 Dual Mode Refrigerant Gas Leak Detector which should be used to confirm a leak at the compressor.
APaS111420199092019-11-20. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Civic 2.0Ls with a customer complaint of an oil leak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS102820199092019-11-05. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Civic 2.0Ls with a customer complaint of an oil leak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS100920199072019-10-25. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Civic 2.0Ls with a customer complaint of an oil leak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
APaS092520199012019-10-03. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2019-2020 Civic 2.0Ls with a customer complaint of an oil leak. To better understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.

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