U058D code meaning
Invalid Data Received From Active Grille Air Shutter Module D
Network system Generic code U05xx codes Check engine light
What U058D means
Module D is the fourth shutter position the code list reserves; it only matters on front ends with four separately driven flap sets, for instance two upper and two lower ones. No manufacturer documents U058D or names a shutter D in public material, so its exact placement remains maker-specific. The code means that frames from that actuator reach the engine controller but are judged unusable, for example because the alive counter stalls or the checksum is wrong; GM's shutter B check in the 2025 tables (25OBDG04B) shows the usual form of such a test, with MIL after two trips. CARB lists grill shutters among active off-cycle technologies whose activity must be tracked. In practice the affected flaps freeze, which barely changes driving. U028C covers total loss of the module.
U058D at a glance
- Check engine lightYes, usually on
- Emissions testCan fail
- Limp modeNot expected
- Repair difficultyMedium
- Typical labor0.5 to 2.5 hours
- Clears after repairAfter a drive cycle
Symptoms of U058D
- Check engine light on some vehicles
- One flap set does not move
Common causes of U058D
- Most likelyShutter D wiring or LIN connector damaged by road debris or moisture
- PossibleActuator D electronics faulty
- Less likelyEngine controller configured for a shutter layout that does not match the vehicle
Check the most likely causes first. Replacing parts by guesswork is the most expensive way to clear a code.
Parts involved
Active grille shutter module d
What each part of U058D means
| U | Network system: communication between the control modules (CAN bus). |
| 0 | Generic code: it means the same on every make (SAE standard). |
| 8D | The exact fault in that area. |
What to do next
- Note U058D and any other codes stored with it: several codes together often point to one cause.
- Check for loose connectors and damaged wiring around the parts the code names.
- Check open recalls for your car: some faults are fixed for free by the dealer. Enter your VIN.
- Clear the code only after the repair. If it comes back, the fault is still there.
Buying a used car? Scan it for stored codes before you pay. A recently cleared memory can hide a problem.
Questions about U058D
What does U058D mean?
U058D means "Invalid Data Received From Active Grille Air Shutter Module D". Module D is the fourth shutter position the code list reserves; it only matters on front ends with four separately driven flap sets, for instance two upper and two lower ones. It is a generic code, so it means the same on every make.
Is it safe to drive with U058D?
Usually yes, for a short time, if the check engine light is steady and the car drives normally. If the light flashes or the car runs badly, stop and have it checked.
Will U058D fail an emissions test?
Yes, it can. U058D is emissions-related, so most inspection programs fail a car while it is stored or while the check engine light is on.
How hard is U058D to fix?
Difficulty: medium. A typical repair takes 0.5 to 2.5 hours of work. This is a job for a workshop.
Will U058D clear itself after the repair?
After the repair the car has to complete a drive cycle (a mix of city and highway driving) before the test runs again. Until then the readiness monitor shows "not ready", which can fail an inspection.