Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1990 P30.
The 1990 Chevrolet P30 pairs a 4-speed automatic transmission with a powertrain whose 4-quart sump takes 5W-30 API oil, returning EPA figures of 12 city, 17 highway, and 14 combined mpg — modest numbers consistent with a work-oriented platform. With just 2 owner complaints on file against 3 recalls, the 1990 model year sits near the low end of the P30's 1990–1999 complaint history, trailing only 1991's single complaint and well below the 1994 peak of 10. The top complaint area centers on wheels and service brakes, which means that while this early-production year ranks among the platform's more trouble-free entries, the braking and wheel systems remain the components most worth a closer look.
Fluid capacities, tune-up values and fuel economy at a glance.
Engine, drivetrain, dimensions and economy.
| Transmission | Automatic 4-spd |
| EPA city / highway / combined | 12 / 17 / 14 mpg |
| Drivetrain | Rear-Wheel Drive |
| Recommended fuel | Regular Gasoline |
Capacities, torques and tune-up values from the factory service manual.
This engine holds 4 qt of 5W-30 API engine oil, 80W-90 · GL-5 in the differential, DOT 3 brake fluid.
| Brake Fluid | DOT 3 |
| Differential Gear Oil | 80W-90 · GL-5 |
| Differential Gear Oil Capacity | 14.0 qt |
| Differential Gear Oil | 80W-90 · GL-5 |
| Differential Gear Oil Capacity | 5.5 qt |
| Engine Coolant | ETHYLENE GLYCOL |
| Engine Oil | 5W-30 · API |
| Engine Oil Capacity | 4 qt |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
The 1990 Chevrolet P30 introduces this generation's federal record with 2 complaints, 3 recalls, and 2 investigations, distinguishing it from subsequent model years. While later years like 1994 and 1998 see significant complaint spikes (10 and 9, respectively), the 1990 model maintains a low complaint volume, though its recall and investigation counts are the highest of the entire generation. Across the generation arc, recalls generally trend downward from 3 in 1990 to just 1 in 1999, while TSBs steadily increase from zero to seven, suggesting that early regulatory focus eventually shifted to manufacturer-issued technical service bulletins. The 1990 model's two complaints specifically target the Wheels/Service Brakes and Parking Brake categories, though the data does not specify the root cause for these issues or the closed investigations. Because its complaint count is comparatively low and the early-generation investigations did not persist into 1991, the 1990 P30 is a reasonable year to buy, provided you verify that the braking system recalls have been properly addressed.
All 2 complaints on record, top 2 components.
Source: NHTSA Office of Defects Investigation complaint database.
Showing 2 of 3 campaigns on record for this vehicle.
CERTAIN HONEYWELL FRAM RACING BRAND HP4 AND HP8 OIL FILTERS THAT WERE MANUFACTURED FROM MAY 25, 2006, THROUGH SEPTEMBER 14, 2007, AND SOLD FOR USE AS REPLACEMENT EQUIPMENT FOR VEHICLES LIST ABOVE. THE AFFECTED FILTERS… Remedy: HONEYWELL WILL REPLACE THE AFFECTED OIL FILTERS FREE OF CHARGE. THE RECALL BEGAN DURING NOVEMBER 2007. OWNERS CAN CONTACT FRAM CUSTOMER SERVICE TOLL-FREE AT 1-800-890-2075.
CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURED FROM OCTOBER 18… Remedy: HONEYWELL WILL NOTIFY OWNERS AND REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGAN ON OCTOBER 18, 2006. OWNERS MAY CONTACT FRAM CUSTOMER SERVICE AT 1-800-890-2075 (OPTION…
The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.
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4 qt of 5W-30 API, per the factory manual.
NHTSA lists 3 recall campaign(s) for this model year. Check your specific vehicle by VIN.
EPA figures are 12 city / 17 highway / 14 combined mpg.