What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
Manufacturer communications
5Original wording in English
CADILLAC, CHEVROLET, GMC
Reported code forms P2101
This Bulletin provides ECM reprogramming information to Correct DTC P2101.
CADILLAC, CHEVROLET, GMC
Reported code forms P2101
This Bulletin provides ECM reprogramming information to Correct DTC P2101.
BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, PONTIAC, SAAB
Reported code forms P2101
This PI was superseded to update model years and add information concerning idle surge, reduced engine power mode, and/or DTCs P0068, P0121, P1516, P2101, P2119, and/or P2176 that may be experienced on high mileage…
CADILLAC, CHEVROLET, GMC
Reported code forms P2101
This Preliminary information communicates Vehicles may be setting DTC P2101 falsely. In 2017 the K2XX introduced a “ Driver Door Open Prime ” (DDOP) feature that improves cold startability. The engineering investigation…
CADILLAC, CHEVROLET, GMC
Reported code forms P2101
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of DTC P2101 Throttle Actuator Position Performance Set.
Check vehicle applicability
12A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.