Finance Your Engine or Transmission With Monthly Payments Via Affirm
Finance Your Engine or Transmission With Monthly Payments Via Affirm

GMC 3.8L Engine

GMC 3.8 Liter Engine (3800 Series II) 1997-2009

Remanufactured Zero Mile Gas Engines


Get Your Fraser Quick Quote

Quick Quote 2021 FF

By submitting this form, you allow Fraser Engine Rebuilders, Inc to continue this request via text, email, or phone.


Fraser Engine Rebuilders, Inc.

Warranty Labor Upgrades Available from Fraser Engines

*Disclaimers: Other Powertrain Companies include engine & transmission brokers. Fraser’s Online Reviews & Ratings numbers are based on combined results. NOTE: there are other respectable engines/transmission companies that offer reasonable warranties; do your research but make sure to come back to Fraser so we can MATCH or BEAT the price and support!

  • Standard Option
  • Fraser Advantage



Part No. FEGM38R-HD


Remanufactured, High Durability Crate Engine.

Fraser’s Strongest Available Engine!

All OEM Updates & Upgrades Included. Zero Miles.


Warranty: 3 years / Unlimited Miles, Parts Only

Shipping: To Be Determined / Call for Rates

Core Deposit: Call for Details


UNIT COST: $1700.00



TINWARE – Oil Pan, Timing Cover, Oil Sump – Add + $249

WARRANTY –  No-Fault Warranty Upgrade – Call

Part Type:  Remanufactured Engine Assembly (Factory Spec)

This remanufactured GMC 3.8L engine includes the following enhancements from Fraser Engines:

  • Bore and hone all cylinders to OEM clearances (We check all clearances within .0001 of inch),
  • Decking cylinder head(s) and block for straightness,
  • Cutting valve seats and valves to proper degree,
  • Line boring/honing crankshaft/camshaft tunnels,
  • Ground & polish crankshaft, new or remanufactured camshaft(s),
  • New main bearings, rod bearings, pistons, piston rings, lifters, pushrods (if equipped), timing components, oil pump, head bolts,
  • All new internal gaskets and seals.
  • All finishing gaskets are included (MAY VARY PER APPLICATION).

GMC 3.8L Engines

The GMC 3.8L engine (3800 Series II) is a V6 engine designed and produced by General Motors for various vehicles under their brands, including Buick, Chevrolet, Oldsmobile, and Pontiac.

The base engine consists of:

An all-aluminum engine block and cylinder head
Dual Overhead Camshafts (DOHC)
Variable Valve Timing (VVT)
Sequential multi-port fuel injection

The engine specifications include:

  • A displacement of 231 cubic inches (3,791 cubic centimeters)
  • 3.8 in x 3.4 in (96.5 mm x 86.4 mm) cylinder bore and piston stroke
  • 9.4:1 or 10.0:1 compression ratio
  • 200 to 240 horsepower (149 to 179 kW) at 5,200 to 6,000 rpm
  • 225 to 280 lb-ft (305 to 380 Nm) of torque at 2,000 to 5,200 rpm

The GMC 3.8L engine made its debut in 1997 and was utilized in various GM cars until 2009, including the Buick Regal, Chevrolet Impala and Monte Carlo, Oldsmobile Intrigue, and Pontiac Grand Prix. It is praised for its smoothness, reliability, and fuel efficiency, making it a popular choice for both family cars and sports models. The engine's design has been improved over the years, with the latest version being the 3800 Series III, which includes features like electronic throttle control and electronic throttle body.


The GMC 3.8L engine (3800 Series II) was used in various GM cars from 1997 to 2009. Here is a list of some of the car models and years that used this engine:

  • 1997-2004 Buick Regal
  • 1998-2005 Chevrolet Monte Carlo
  • 1998-2004 Chevrolet Impala
  • 1998-1999 Oldsmobile Intrigue
  • 1998-2003 Pontiac Grand Prix
  • 2000-2005 Chevrolet Impala Police Package
  • 2004-2005 Pontiac Bonneville
  • 2004-2005 Chevrolet Monte Carlo Supercharged SS


It's worth noting that some of these models had different engine variants available, so not all of them necessarily had the 3.8L engine as standard. However, the 3.8L engine was a popular option for many of these cars, especially for the Buick and Pontiac models.

A core deposit is a charge added to the purchase of most engines or transmissions. We use the term "deposit" because once your new part is installed, we'll graciously pick-up your old engine or transmission free of charge and then refund the core deposit you paid.

Fraser Engine Rebuilders, Inc.Please leave your Full Name, Phone, and Email and someone in Sales will contact you soon.
To express our thanks, you’ll receive a 3% discount towards your engine or transmission order. 

  • This field is for validation purposes and should be left unchanged.