# Service bulletin CB21\-J\-001A

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.

- Type: Service bulletin
- NHTSA id: 10190786
- Published by NHTSA: 2021\-04\-26
- Manufacturer's number: CB21\-J\-001A
- Manufacturer's date: 2021\-03\-26
- NHTSA component: EQUIPMENT

## NHTSA's summary

CONDITION IN SOME 2020MY ISUZU N\-SERIES TRUCKS EQUIPPED WITH 6.6L L8T GASOLINE ENGINES, THE ORIGINAL EQUIPMENT ENGINE OIL DIPSTICKS WERE INCORRECTLY CALIBRATED AND THE INFORMATION IN THE VEHICLES' OWNER MANUAL REGARDING OIL CAPCITY DURING MAINTENANCE IS INACCURATE. AS A RESULT, IT IS DIFFICULT FOR TECHNICIANS TO REFIL, ADJUST AND MEASURE THE NEGINE OIL ELVEL ACCURATELY DURING VEHICLE MAINTENACE. CORRECTION ISUZU DEALERS WILL REPLACE THE ENGINE OIL DIPSTICK AND OWNER MANUAL SO THE ENGINE OIL LEVEL CAN BE SET CORRECTLY. \(THE RELEVANT PAGES OF THE OWNER MANUAL REGARDING TEH SPECIFIED OIL LEVEL HAVE BEEN CORRECTED AND REPLACED.\) THIS SERVICE WILL BE PROVIDED FREE OF CHARGE.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10190786-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10190786-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories

## Vehicles listed

- 2020 ISUZU N\-SERIES

JSON: [/v1/bulletins/10190786](/v1/bulletins/10190786)

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