A Guide to the MAP Sensor for the 1998-2002 Chevrolet Caprice
If you own a 1998-2002 Chevrolet Caprice in North America, you have a unique vehicle that requires special attention when buying parts.
- The Chevrolet Caprice was not sold to the public in North America between 1997 and 2010.
- A vehicle titled as a 1998-2002 Caprice in the US is likely an imported, Holden-based model or has a title error.
- Parts for North American 1991-1996 Caprice models are not compatible with the 1999-2006 Holden-based export models.
- Always use your VIN to verify your vehicle's true origin and model year before purchasing any parts.
A Critical Note on the 1998-2002 Chevrolet Caprice in North America
Before attempting to diagnose or purchase a MAP sensor, it is essential to understand the history of your vehicle. General Motors did not sell the Chevrolet Caprice to the public in the North American market for the model years 1998, 1999, 2000, 2001, or 2002. Production of the popular full-size Caprice for civilians in the U.S. and Canada ended with the 1996 model year.
If your vehicle is titled as a 1998-2002 Caprice in North America, it is most likely one of two things:
- An Imported Vehicle: Chevrolet produced a Caprice model for other markets, primarily the Middle East, from 1999-2006. These cars were based on the Australian-built Holden Caprice (WH series) and are mechanically different from the earlier North American models. They were often equipped with a 5.7L LS1 V8 engine.
- A Titling Error: It is possible that a 1996 or earlier model was incorrectly titled by a department of motor vehicles.
Verify Your Vehicle: It is crucial to use your Vehicle Identification Number (VIN) to confirm your car's actual year and origin before ordering any parts. Parts for a 1991-1996 North American Caprice are not compatible with the Holden-based export models.
Symptoms of a Failing MAP Sensor (on Holden-based LS1 models)
For owners of imported 1999-2002 Holden-based Caprice models, a failing MAP sensor will cause noticeable engine performance issues. The computer receives incorrect data, leading to a poor air-fuel mixture.
- Check Engine Light: A faulty MAP sensor will almost always trigger a Check Engine Light. Common trouble codes include P0105, P0106, P0107, and P0108.
- Poor Fuel Economy: This is one of the most common signs. The engine may run rich, using more fuel than necessary.
- Rough Idle: The engine may shake, vibrate, or struggle to maintain a steady RPM at a stop.
- Hesitation or Lack of Power: The car may feel sluggish during acceleration because the computer cannot properly calculate engine load.
- Engine Stalling: In more severe cases, the incorrect sensor readings can cause the engine to stall, especially at idle.
Choosing the Right Aftermarket MAP Sensor
Because the 1998-2002 Caprice was not a standard North American vehicle, you will not find parts for it by searching for that year range at a typical auto parts store. You must identify which version of the car you have.
- For Imported Holden-based (1999-2002) Models: You are looking for a MAP sensor that fits a GM vehicle with a 5.7L LS1 V8 engine from that era. The common OEM part number is 16212460. When searching for aftermarket parts, look for brands known for quality electronics, such as Delphi or Bosch, to avoid performance issues caused by cheap, unbranded sensors.
- For North American (1991-1996) Models: If you've discovered your car is actually a 1996 or earlier model, parts are widely available. However, be aware that these use a different MAP sensor than the LS1-based cars. Always use your specific model year (e.g., 1996 Chevrolet Caprice) when searching for parts.
MAP Sensor Replacement Cost (Estimated for LS1-based models)
| Part Type | Part Cost |
|---|---|
| New Aftermarket (Quality Brand) | $25 - $60 |
| New OEM (GM) | $70 - $120 |
| Shop Labor | $50 - $100 |
Pro Tip: Replacing the MAP sensor on an LS1 engine is a very simple DIY task that can be completed in minutes, saving you labor costs. The sensor is typically located at the back of the intake manifold and is held in by a single clip or bolt.
Frequently Asked Questions
Is it safe to drive with a bad MAP sensor?
While you can drive the vehicle, it is not recommended for extended periods. You will experience poor performance, terrible fuel economy, and could potentially damage your catalytic converter over time from an overly rich fuel mixture.
Where is the MAP sensor located on the 1999-2002 Holden-based Caprice?
The MAP sensor is located at the rear of the intake manifold, near the firewall. It is a small, black plastic sensor that pushes into a grommet on the manifold.
Will a new MAP sensor fix a P0106 trouble code?
In many cases, yes. A faulty sensor is the most common cause of a P0106 code. However, the code can also be triggered by a vacuum leak (such as a cracked hose) or a wiring problem, so it is important to inspect those areas as well.
What car might be confused with a 1998-2002 Caprice?
The Chevrolet Impala was reintroduced to the US market in 2000 as a front-wheel-drive sedan. It is possible to confuse this model with the Caprice nameplate. Also, the last generation of the North American Caprice (1991-1996) is still a common sight, which can cause confusion about when production ended.
Technical Specifications
OEM Part Numbers: 16212460
This guide specifically addresses the MAP sensor for the Holden-based (WH series) Chevrolet Caprice, commonly equipped with the 5.7L LS1 V8 engine and sold in markets outside of North America.
The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Chevrolet Caprice: