Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2008HHR LT, 2.4 P, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 87 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDTC B101DDTC DESCRIPTORS
2008 Chevrolet HHR LT, 2.4 P, Automatic
DTC Descriptors
2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION DTC Descriptors
WARNING: This page is about a different car, the 2009 Chevrolet HHR. However, it is still accessible from the selected car via links, so may be relevant.
- DTC B101D 3A
-
Incorrect ECU Installed
- DTC B101D 00
-
ECU Internal Failure
- DTC B101D 1A
-
ECU Reference Cap Failure
- DTC B101D 36
-
ECU EPROM Failure
- DTC B101D 32
-
ECU Stack Overflow
- DTC B101D 13
-
ECU Temperature Sensor High
- DTC B101D 14
-
ECU Temperature Sensor Low
- DTC B101D 04
-
ECU Temperature Sensor Open
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.