* Your owner's manual: This is the most reliable source. The sticker inside the driver's side doorjamb will also list the tire size.
* The sticker on the driver's side doorjamb: This sticker shows the recommended tire size, inflation pressure, and other important information.
* Your existing tires: The sidewall of your current tires will show the size (e.g., P245/70R16).
Without knowing your specific Trailblazer's trim level and options, I cannot give you a definitive answer. However, common tire sizes for the 2004 Chevy Trailblazer include:
* P245/70R16: This is a very common size.
* P255/70R16: Also fairly common.
* Other sizes: Less common sizes might have been available depending on options and packages.
It is crucial to use the correct tire size specified by your vehicle's manufacturer. Using incorrect tires can negatively impact your vehicle's handling, fuel economy, speedometer accuracy, and potentially cause damage.
