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PONTIAC PHOENIX (1979–1981) — Technical Guide, Fault Codes & Maintenance
Built 1979–1981 · all production years covered on this single page
2.8 (116 Hp) • Petrol (Gasoline)
1981
© Wikimedia Commons CC BY-SA
TroubleAtlas Score
An independent value score for the Pontiac Phoenix (1979–1981) — reliability, safety, cost, parts, upkeep and documentation. Owing nothing to the manufacturer.
Scorecard · each voice 0–10
Reliabilityn/a
Safety & recallsn/a
Repair costn/a
Parts & repairability7.3
Maintenance & durabilityn/a
Documentation & supportn/a
Independent · Verified · Never for sale
Every figure on this Pontiac Phoenix (1979–1981) page is aggregated and cross-checked against more than 6.6 million real workshop operations, NHTSA records and OEM technical sources — and updated continuously. No invented estimates.
The Pontiac Phoenix (1979–1981) is powered by a 2.8 (116 Hp) engine. Use the sections below for verified fluids, battery, OEM tyres, the maintenance schedule, recommended parts and the most commonly reported OBD2 fault codes for this vehicle.
Common problems
Common repairs
Fluids & lubricants
Battery
Fault codes (OBD2)
Dashboard lights
Parts comparator
Accessories & tools
Tyres
Recalls & TSB
Workshops nearby
COMMON PROBLEMS
Transmission fault signal (TCM)MODERATE
The transmission module detected a fault — check separate transmission codes.
Related codes: P0700
Misfire / Loss of cylinderMODERATE
Rough running, idle vibration, power loss.
Related codes: P0300
Thermostat: coolant temperature lowLOW
Thermostat stuck open — engine does not reach operating temperature.
Related codes: P0128
Battery/system voltage lowLOW
System voltage below 10V — check alternator, battery or wiring.
Related codes: P0562
P0011LOW
Check with an OBD2 scanner.
Related codes: P0011
AVERAGE INDICATIVE COSTS
Prices may vary by area and workshop.
Full service
€ 120 – € 200
Full brake service
€ 180 – € 300
Spark plug replacement
€ 80 – € 140
Electronic diagnosis
€ 40 – € 70
WORKSHOP LABOUR RATES BY COUNTRY
Average independent-workshop hourly labour rates, to estimate repair costs in your country.
🇩🇪Germany€95/h
🇪🇸Spain€55/h
🇫🇷France€75/h
🇮🇹Italy€45/h
🇬🇧UK£80/h
🇺🇸USA$120/h
Reference rate
€45/h
Source: Eurostat 2024
💧 FLUIDS & LUBRICANTS
📋 RECALLS & TSB (11)
NHTSA 79V220000
Power Train › Automatic Transmission › Cooling Unit And Lines
Date: 25/09/1979
THE AUTOMATIC COOLER LINE HOSES ON SOME OF THE SUSPECT VEHICLES MAY CONTAIN MATERIAL VOIDS, WHICH COMBINED WITH A HIGH THERMAL EXPANSION AT ELEVATED TEMPERATURES, COULD RESULT IN HOSE FAILURE AND TRANSMISSION FLUID LEAKAGE.
NHTSA 07E088000
Equipment
Date: 24/10/2007
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 ARE MARKED WITH A DATE CODE A61451 THROUGH A72571 SEQUENTIALL…
NHTSA 81V038000
Electrical System › 12V/24V/48V Battery › Cables
Date: 24/03/1981
THE ENGINE-TO-BODY GROUND CABLE ON CERTAIN VEHICLES MAY HAVE BEEN DAMAGED DURING MANUFACTURE. THE CABLE COULD EVENTUALLY BREAK DUE TO THE RELATIVE MOTION BETWEEN THE ENGINE AND BODY DURING VEHICLE OPERATION.
NHTSA 83V018000
Service Brakes, Hydraulic › Foundation Components
Date: 24/02/1983
UNDER CERTAIN CONDITIONS, VEHICLES MAY EXPERIENCE PREMATURE REAR WHEEL SKID DURING BRAKING. REAR WHEEL SKIDDING IS MOST LIKELY TO OCCUR ON A WET OR SLICK SURFACE.
NHTSA 79V221000
Steering › Rack And Pinion
Date: 17/10/1979
THE STEERING GEAR MOUNTING PLATE ON THE INVOLVED VEHICLES MAY DEVELOP FATIGUE CRACKS AT HIGH MILEAGE WHICH WOULD ALLOW THE STEERING GEAR ATTACHMENT TO BECOME LOOSE. IF THIS CONDITION EXISTS, THE DRIVER MAY NOTICE CONSIDERABLE "FREE PLAY" IN THE STEERING WHEEL.
NHTSA 79V098000
Suspension › Front › Springs › Coil Springs
Date: 17/04/1979
THE FRONT SUSPENSION COIL SPRING MAY HAVE A LARGER THAN DESIRED INSIDE DIAMETER OF THE LOWER COIL WHERE IT RESTS ON THE SPRING SEAT. THIS COULD ALLOW THE SPRING TO BE FORCED OVER THE LOWER SPRING SEAT DUE TO SUSPENSION FORCES.
NHTSA 81V095000
Service Brakes, Hydraulic › Foundation Components › Differential Proportional Valve
Date: 10/08/1981
UNDER CERTAIN CONDITIONS, THE REAR BRAKES COULD LOCK UP WITHOUT PRIOR WARNING DURING HIGH DECELERATION BRAKING. THE PROBLEM MAY BE CAUSED BY DEFECTIVE PROPORTIONER VALVES IN THE BRAKING SYSTEM.
NHTSA 80V129000
Steering › Hydraulic Power Assist › Hose, Piping, And Connections
Date: 08/10/1980
THE INVOLVED VEHICLES MAY HAVE BEEN ASSEMBLED WITH THE POWER STEERING HOSE INCORRECTLY ROUTED. THE POWER STEERING HOSE MAY THEN CONTACT THE EXHAUST MANIFOLD, RESULTING IN DETERIORATION AND EVENTUAL FAILURE OF THE HOSE AND LEAKAGE OF POWER STEERING FLUID ONTO THE EXHAUST MANIFOLD.
NHTSA 79V092000
Structure › Frame And Members
Date: 05/04/1979
THE LONGITUDINAL BODY BARS AT THE REAR CONTROL ARM LOCATION MAY NOT HAVE BEEN ADEQUATELY WELDED INTO THE STRUCTURE. SOME OF THESE BARS MAY HAVE BEEN PULLED DOWN FROM THE BODY DURING SHIPMENT WITH RESULTING DAMAGE TO THE BRAKE OR FUEL LINES. SEPARATION OF THE CONTROL ARM ATTACHMEN…
NHTSA 79V091000
Fuel System, Gasoline › Delivery › Hoses, Lines/Piping, And Fittings
Date: 05/04/1979
FUEL HOSES MAY BE INCORRECTLY POSITIONED AND CONTACT THE RIGHT FRONT DRIVE AXLE BOOT DURING VEHICLE OPERATION. AFTER A PERIOD OF TIME, THE ROTATING BOOT COULD WEAR A HOLE IN THE FUEL HOSE, RESULTING IN FULE LEAKAGE.
NHTSA 79V090000
Service Brakes, Hydraulic › Foundation Components › Hoses, Lines/Piping, And Fittings
Date: 05/04/1979
THERE IS A POTENTIAL FOR INTERFERENCE BETWEEN THE CLUTCH CONTROL CABLE AND BRAKE PIPE IN THE MASTER CYLINDER. THIS CAN RESULT IN RUBBING CONTACT WHEN THE CLUTCH PEDAL IS OPERATED. ALSO, THE BRAKE PIPE CLEARANCE TO THE TRANSMISSION CASE MAY BE INADEQUATE. IF THIS CONDITION EXISTS,…
COMMON OBD2 CODES TO CHECK
P0420
P0420
Powertrain
P0171
P0171
Powertrain
P0300
P0300
Powertrain
P0128
P0128
Powertrain
P0455
P0455
Powertrain
P0700
P0700
Transmission
P0442
P0442
Powertrain
P0172
P0172
Powertrain
P0401
P0401
Powertrain
All documented fault codes for this vehicle
The most documented diagnostic codes for this model, by system and severity. Tap a code for the full guide.
P0455
powertrain
LOW⏱ 0.62h avgP0442
powertrain
LOW⏱ 0.62h avgP0440
powertrain
LOW⏱ 0.78h avgP0420
powertrain
MEDIUM⏱ 1.24h avgP0300
powertrain
HIGH⏱ 1.22h avgP0172
powertrain
MEDIUM⏱ 1.13h avgP0171
powertrain
MEDIUM⏱ 0.95h avgP0730
transmission
MEDIUM⏱ 1.25h avgP0700
transmission
HIGH⏱ 1.25h avgP0401
powertrain
MEDIUM⏱ 1.25h avgP0011
powertrain
MEDIUM⏱ 5.4h avgU0100
network
HIGHP0562
electrical
MEDIUM⏱ 0.58h avgP0128
powertrain
MEDIUM⏱ 0.88h avg
DASHBOARD WARNING LIGHTS — UNIVERSAL GUIDE
53 warning lights classified by urgency. Appears on your vehicle? Check the urgency level.
Show all dashboard warning lights
🔴 IMMEDIATE STOP — pull over
Oil Pressure WarningEngine
Engine Temperature WarningCooling
Brake System WarningBrakes
Immobilizer / Key FaultSecurity
🟠 WARNING — check soon
Malfunction Indicator Light (MIL) / Check EngineEngine
Diesel Particulate Filter (DPF)Emissions
Battery / Charging SystemElectrical
Low Fuel WarningFuel
ABS WarningBrakes
Brake Pad Wear IndicatorBrakes
Electronic Parking Brake (EPB)Brakes
Power Steering WarningSteering
ESC / Stability Control FaultChassis
Tire Pressure Warning (TPMS)Chassis
Transmission Temperature WarningTransmission
Transmission / Gearbox FaultTransmission
Airbag / SRS WarningActive safety
EGR / Exhaust Gas Recirculation FaultEmissions
Catalytic Converter / Emissions FaultEmissions
AdBlue / DEF Level LowEmissions
Coolant Level LowCooling
Hybrid / EV System WarningHybrid
EV Charge System FaultHybrid
12V Battery (Hybrid/EV Auxiliary)Hybrid
Suspension Fault / Air SuspensionSuspension
CAN Bus / Network Communication FaultNetwork
Water in Fuel FilterFuel
Diesel Injector FaultFuel
Steering Angle Sensor FaultSteering
Turbo / Boost Pressure FaultEngine
Regenerative Braking Fault (Hybrid/EV)Hybrid
🟡 MONITOR
Fuel Cap / Evap SystemEmissions
4WD / AWD SystemDrivetrain
Bulb Failure WarningLighting
Headlight Range / Leveling FaultLighting
Service / Maintenance DueMaintenance
A/C System FaultHvac
Clutch Wear WarningTransmission
Cruise Control / ACC FaultADAS
🔵 INFORMATION
Engine Temperature Low (Blue)Cooling
Glow Plug / Diesel PreheatEngine
Traction Control / ESC OffChassis
Seatbelt ReminderActive safety
Rear Fog Light IndicatorLighting
Lane Departure / LDWS WarningADAS
Forward Collision Warning (FCW/AEB)ADAS
Blind Spot Monitor FaultADAS
Rear Parking Sensor / Camera FaultADAS
Windshield Washer Fluid LowMaintenance
Door Open WarningBody
Hood / Trunk Open WarningBody
Gear Shift Indicator (Manual)Transmission
Sport / Performance Mode ActiveTransmission
Frequently Asked Questions
Which OBD2 fault codes are commonly documented for the Pontiac Phoenix (1979–1981)?
Commonly documented OBD2 codes across many vehicles include: P0420, P0300, P0171. Find the full description, likely causes and estimated repair costs in the OBD2 Codes section on this page.
How often should the Pontiac Phoenix (1979–1981) be serviced?
Routine maintenance for the Pontiac Phoenix (1979–1981) typically includes an oil change every 6,000–9,000 miles (10,000–15,000 km), an air filter every 12,000–18,000 miles (20,000–30,000 km) and a brake inspection every 12,000 miles (20,000 km). Check the full plan with specific intervals in the Scheduled Maintenance section on this page.
Bookmark this page to consult it at the workshop or when buying parts. TroubleAtlas updates its technical data continuously — check back for new information on the Pontiac Phoenix (1979–1981).