Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2008 Grand Cherokee 5.7L.
The 2008 Jeep Grand Cherokee is a WK platform SUV powered by a 5.7L engine and a 5-speed automatic transmission, delivering an EPA-rated 13/19/15 mpg. Maintenance for this configuration requires 7 quarts of 5W-30 or 5W-20 API engine oil when replacing the filter. Regarding reliability, the 2008 model year saw 733 owner complaints—largely focused on the electrical system—and five recalls, placing it between the 1993-2026 historical high of 2,369 complaints in 2014 and the low of 9 in 2026.
Fluid capacities, tune-up values and fuel economy at a glance.
Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.
From the factory this vehicle uses a BCI 94R · 730 Early CCA battery, OE oil filter 04884899AC. Note the factory fuel filter and cabin air filter are now discontinued — plan on a superseded or quality aftermarket equivalent, which the part pages below list where known. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.
| Engine oil filter | 04884899AC alt 04781452BF |
| Engine air filter | 05018777AC |
| Fuel filter | 05175429AB discontinued |
| Spark plug | SPZFR6F11G alt SPFR8TE2AA |
| Front wiper blades | 05139095AB |
| Serpentine belt | 05037542AA alt 04891587AB |
| Thermostat | 52028898AJ alt 68174083AA |
| Cabin air filter | 68535603AA discontinued |
Engine, drivetrain, dimensions and economy.
| Transmission | Automatic 5-spd |
| Overall length | 186.6 in |
| Overall width | 73.2 in |
| Overall height | 67.7 in |
| Wheelbase | 109.4 in |
| Curb weight | 4440 lb |
| Track (front / rear) | 61.8 / 61.8 in |
| Weight distribution (front / rear) | 54/46 |
| EPA city / highway / combined | 13 / 19 / 15 mpg |
| Drivetrain | Rear-Wheel Drive |
| Recommended fuel | Regular Gasoline |
0–60 mph, quarter-mile, horsepower and torque from independent road tests.
No 2008 road test on record; the results below are same-engine tests from nearby model years, each shown under its own year.
| Year | Trim / engine | 0–60 | ¼ mile | HP | Drivetrain |
|---|---|---|---|---|---|
| 2005 | Limited V8 5.7L V8 | 6.80 sec | 15.30 sec | 330 hp | 4x4 |
Capacities, torques and tune-up values from the factory service manual.
This engine holds 7 qt w/ filter of 5W-30 / 5W-20 API engine oil, SYNTHETIC · 75W-140 · GL-5 in the differential, DOT 3 brake fluid. Torque lug nuts to 95 ft-lbs. The firing order is 1-8-4-3-6-5-7-2. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.
| Automatic Transmission Fluid | ATF+4 |
| Automatic Transmission Fluid Capacity | 5.3 |
| Brake Fluid | DOT 3 |
| Differential Gear Oil | SYNTHETIC · 75W-140 · GL-5 |
| Differential Gear Oil Capacity | 4.4 Pints |
| Engine Coolant | HOAT · MS9769 |
| Engine Coolant | HOAT · MS9769 |
| Engine Oil | 5W-30 · API · 5W-20 · MS-6395 |
| Crankshaft Pulley and/or Damper Bolts | 129 ft-lbs |
| Engine Flywheel Bolts | AT: 70 ft-lbs, MT: 56 ft-lbs |
| Intake Manifold to Engine Bolts | 8.8 ft-lbs |
| Exhaust Manifold to Cylinder Head Bolts | 18 ft-lbs |
| Oil Pump to Cylinder BLock Bolts/Studs | 21 ft-lbs |
| Lug Nuts | 95 ft-lbs |
| Transfer Case Fill Plug | Steel case: 35.0, Aluminum case: 18.0 ft-lbs |
| Transfer Case Drain Plug | Steel case: 35.0, Aluminum case: 18.0 ft-lbs |
| Front Wheel Hub | 100 ft-lbs |
| Cylinder Firing Order | 1-8-4-3-6-5-7-2 |
| Refrigerant | R134a |
| Refrigerant Capacity | 1.50 lbs |
| Oil Group | PAG |
| Oil Type | 46 |
| Oil Capacity | 4.40 oz |
| Standard BCI Group Number | 94R |
| Standard BCI Cranking Performance | 730 Early cca |
| Optional BCI Group Number | 94R |
| Pressure Test | 15, Pressure should not exceed 20 psi. |
| Radiator Cap Pressure Relief | 16-20 psi |
| Thermostat Opening Temperature | 195 °F |
| Regulated Fuel System Pressure (With Vacuum) | 56-60 psi |
| Injector Primary Resistance | 11.4-12.6 @ 68 degreesF ohms |
| Engine Compression | 100 |
| Engine Compression | 100 Minimum psi |
| Intake Valve Lash | Hydraulic in |
| Torque Caliper to Bracket | 32 ft-lbs |
| Torque to Knuckle | 125 ft-lbs |
| Torque to Knuckle | 140 ft-lbs / 185 ft-lbs |
| Minimum Pad Thickness | 0.040 in |
| Minimum Shoe Thickness | 0.040 in |
| Rotor Max Parallel Variation | 0.00035 in |
| Rotor Runout Limit | 0.002 in / 0.001 in |
| Rotor Minimum Machining | 1.122 in / 0.492 in |
| 1 | 15 ft. lbs., Step 2: 90 | 15 ft. lbs |
Prep Do not coat bolt threads or heads with lubricant.
| 1 | Bolts 1-8 | 44 ft. lbs |
| 2 | Bolts 9and10 | 15 ft. lbs |
| 3 | Bolts 1-8 | 90 degrees |
| 4 | Bolts 9and10 | 15 ft. lbs |
| 5 | Bolts 1-8 | 90 degrees |
Normal service, condensed from the factory interval matrix.
Under the factory schedule, replace the engine oil and filter every 6,000 mi.
| Every 6,000 mi | Brake Line (inspect) · Engine Oil Filter (replace) · Tire & Wheel Assembly (rotate) |
| Every 90,000 mi | PCV Valve (inspect) |
| At 120,000 mi | Drive Belt (replace) · Transmission Assembly (drain & refill) · Transmission Filter (replace) |
Condensed service procedures for routine maintenance. Procedures that require dealer diagnostic equipment are identified and summarized only.
| Tool required | DRBIII scan tool (dealer / locksmith) |
| Why | Transmitter codes are written into the receiver in the passenger door module |
| When needed | After Sentry Key Immobilizer Module (SKIM) replacement |
| Tool required | DRBIII scan tool |
| Also required | The vehicle's four-digit PIN code |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
The 2008 Jeep Grand Cherokee represents the low point of the WK generation's complaint trajectory, with 733 complaints—down dramatically from 2,051 in 2005 and 1,297 in 2006, and the lowest count since 2003. It recorded zero NHTSA investigations, only 5 recalls (tied for the lowest in the dataset), and just 62 TSBs—the fewest of any year recorded. This sits in a trough before complaints surged again in 2011–2012 (1,638 and 1,637 respectively) alongside a spike in investigations. The dominant complaint area is the Electrical System (340 of 733 total), followed distantly by Engine (41) and Power Train (34), with 23 crash-related complaints and 5 fire-related complaints. The data does not specify root causes. **Takeaway: 2008 appears to be the sweet spot within this generation—fewest complaints, no investigations, and minimal recall activity—making it the strongest candidate among these model years for a used purchase.**
All 733 complaints on record, top 8 components.
Source: NHTSA Office of Defects Investigation complaint database.
Showing 2 of 5 campaigns on record for this vehicle.
Chrysler Group LLC (Chrysler) is recalling certain model year 2008 Chrysler 300 vehicles manufactured May 31, 2007, to May 12, 2008, Dodge Magnum vehicles manufactured May 23, 2007, to May 12, 2008, Dodge Charger… Remedy: Chrysler will notify owners, and dealers will replace the ignition switch and key FOBs, free of charge. The recall began August 19, 2015. Owners may contact Chrysler customer…
Chrysler Group LLC (Chrysler) is recalling certain model year 2005-2010 Jeep Grand Cherokee vehicles manufactured February 11, 2004, through March 9, 2010; and 2006-2010 Jeep Commander vehicles manufactured January 31… Remedy: Chrysler will notify owners, and dealers will reflash the final drive controller which governs the transfer case, with new software, free of charge. The recall began on August 15…
Showing 5 of 62 bulletins on record with NHTSA.
| Bulletin | Date | Component | Summary |
|---|---|---|---|
| 9100645 | 2025-08-15 | Unknown Or Other | Verify Reman part number availability. Order the "R" part number for all orders… |
| 101232 | 2024-10-29 | Power Train | Plate - Planetary |
| 9100226 | 2023-09-15 | Electrical System | Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar… |
| 9100226 | 2023-09-15 | Electrical System | Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar… |
| 9004009 | 2021-04-07 | Power Train | Transmission Kit with Torque Converter 1. All Promaster (VF) 3.6L/62TE equipped vehicles… |
The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.
Decode factory build data for a specific vehicle by VIN.
Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.
Cross-vehicle references for the kinds of data on this page.
7 qt w/ filter of 5W-30 API OR 5W-20 API MEETING CHRYSLER SPECIFICATION MS-6395, per the factory manual.
NHTSA lists 5 recall campaign(s) for this model year. Check your specific vehicle by VIN.
EPA figures are 13 city / 19 highway / 15 combined mpg.