Buick Lesabre B21B0 Engine Trouble Code

Buick Lesabre B21B0 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.

Buick Lesabre B21B0 Code Meaning :

When you check Buick Lesabre car engine light came on code B21B0 the reason should be . However Buick manufacturer may have a different definition for the B21B0 OBD-II Diagnostic Body (B) Trouble Code. So you should chech it on our car models.

B21B0 OBD-II Diagnostic Body (B) Trouble Code Description

B21B0 engine trouble code is about Reverse Input Circuit.

Reason For B21B0 Code

The reason of B21B0 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

B21B0 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.

B21AB Previous Engine Trouble Code For Buick Lesabre

Next Engine Trouble Code For Buick Lesabre B21FB