TSB: VOLVO 420, 770, AC, ACL, AUTOCAR, D12, D12A, D12B, D12C, D7C, FE SERIES, TD122FAQ, TD122FTQ, TD60, TD61, VAH, VE D7, VHD, VHL, VN, VN DAY CAB, VN610, VN770, VNL, VNL420, VNL660, VNL770, VNM, VNR, VOLVO TRUCK, VT, WAH, WC, WCA, WG, WI, WIA, WIA64TES, WX, WXLL, WXR

Bulletin KC-2052 — September 25, 2020

Bulletin Details

Bulletin IDKC-2052
ManufacturerVOLVO
Models420, 770, AC, ACL, AUTOCAR, D12, D12A, D12B, D12C, D7C, FE SERIES, TD122FAQ, TD122FTQ, TD60, TD61, VAH, VE D7, VHD, VHL, VN, VN DAY CAB, VN610, VN770, VNL, VNL420, VNL660, VNL770, VNM, VNR, VOLVO TRUCK, VT, WAH, WC, WCA, WG, WI, WIA, WIA64TES, WX, WXLL, WXR
Date IssuedSeptember 25, 2020
Date Added to NHTSAApril 5, 2021
ComponentENGINE AND ENGINE COOLING
Vehicles Affected44 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

Volvo Check Fuel Filter a?? Instrument Cluster Warning Message - US20 Emissions And Newer

Affected Vehicles

MakeModelYearComponent
VOLVO 420 080000 FUEL SYSTEM, DIESEL
VOLVO 770 080000 FUEL SYSTEM, DIESEL
VOLVO AC 080000 FUEL SYSTEM, DIESEL
VOLVO ACL 080000 FUEL SYSTEM, DIESEL
VOLVO AUTOCAR 080000 FUEL SYSTEM, DIESEL
VOLVO D12 080000 FUEL SYSTEM, DIESEL
VOLVO D12A 080000 FUEL SYSTEM, DIESEL
VOLVO D12B 080000 FUEL SYSTEM, DIESEL
VOLVO D12C 080000 FUEL SYSTEM, DIESEL
VOLVO D7C 080000 FUEL SYSTEM, DIESEL
VOLVO FE SERIES 080000 FUEL SYSTEM, DIESEL
VOLVO TD122FAQ 080000 FUEL SYSTEM, DIESEL
VOLVO TD122FTQ 080000 FUEL SYSTEM, DIESEL
VOLVO TD60 080000 FUEL SYSTEM, DIESEL
VOLVO TD61 080000 FUEL SYSTEM, DIESEL
VOLVO VAH 080000 FUEL SYSTEM, DIESEL
VOLVO VE D7 080000 FUEL SYSTEM, DIESEL
VOLVO VHD 080000 FUEL SYSTEM, DIESEL
VOLVO VHL 080000 FUEL SYSTEM, DIESEL
VOLVO VN 080000 FUEL SYSTEM, DIESEL
VOLVO VN DAY CAB 080000 FUEL SYSTEM, DIESEL
VOLVO VN610 080000 FUEL SYSTEM, DIESEL
VOLVO VN770 080000 FUEL SYSTEM, DIESEL
VOLVO VNL 080000 FUEL SYSTEM, DIESEL
VOLVO VNL420 080000 FUEL SYSTEM, DIESEL
VOLVO VNL660 080000 FUEL SYSTEM, DIESEL
VOLVO VNL770 080000 FUEL SYSTEM, DIESEL
VOLVO VNM 080000 FUEL SYSTEM, DIESEL
VOLVO VNR 080000 FUEL SYSTEM, DIESEL
VOLVO VOLVO TRUCK 080000 FUEL SYSTEM, DIESEL
VOLVO VOLVO TRUCK 110000 ELECTRICAL SYSTEM
VOLVO VOLVO TRUCK 060000 ENGINE AND ENGINE COOLING
VOLVO VOLVO TRUCK 080000 FUEL SYSTEM, DIESEL
VOLVO VT 080000 FUEL SYSTEM, DIESEL
VOLVO WAH 080000 FUEL SYSTEM, DIESEL
VOLVO WC 080000 FUEL SYSTEM, DIESEL
VOLVO WCA 080000 FUEL SYSTEM, DIESEL
VOLVO WG 080000 FUEL SYSTEM, DIESEL
VOLVO WI 080000 FUEL SYSTEM, DIESEL
VOLVO WIA 080000 FUEL SYSTEM, DIESEL
VOLVO WIA64TES 080000 FUEL SYSTEM, DIESEL
VOLVO WX 080000 FUEL SYSTEM, DIESEL
VOLVO WXLL 080000 FUEL SYSTEM, DIESEL
VOLVO WXR 080000 FUEL SYSTEM, DIESEL

Related VOLVO Recalls

CampaignModelYearComponentSummary
VNL (4) 2026 SERVICE BRAKES, AIR:ANTILOCK:CONTROL ... Volvo Trucks North America (Volvo Trucks) is recalling certain 2026-2027 VNR ...
VNL (4) 2027 SERVICE BRAKES, AIR:ANTILOCK:CONTROL ... Volvo Trucks North America (Volvo Trucks) is recalling certain 2026-2027 VNR ...
VNR (4) 2027 SERVICE BRAKES, AIR:ANTILOCK:CONTROL ... Volvo Trucks North America (Volvo Trucks) is recalling certain 2026-2027 VNR ...
VNL (4) 2025 SERVICE BRAKES, AIR:ANTILOCK:CONTROL ... Volvo Trucks North America (Volvo Trucks) is recalling certain 2026-2027 VNR ...
VNR (4) 2026 SERVICE BRAKES, AIR:ANTILOCK:CONTROL ... Volvo Trucks North America (Volvo Trucks) is recalling certain 2026-2027 VNR ...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized VOLVO dealer. Bring this bulletin ID (KC-2052) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.