JeepCJ51979Overview/jeep/cj5/1979/base/

1979 Jeep CJ5

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1979 CJ5.

The 1979 Jeep CJ5 logged just one owner complaint, which targeted the power train, alongside two recalls. This exceptionally low complaint count places the model year among the most trouble-free in the CJ5's history. For researchers, such a sparse record points to a mature, well-sorted design with minimal systemic issues, making the 1979 CJ5 a notably dependable example of the classic Jeep.

Model year198319821981198019791978197719761975

Owner how-tos

Condensed service procedures for routine maintenance. Procedures that require dealer diagnostic equipment are identified and summarized only.

Common procedures

Key fob — remote (RKE) programming programming new fob buttons Dealer tool OEM · verified
Tool requiredDRBIII scan tool (dealer / locksmith)
WhyTransmitter codes are written into the receiver in the passenger door module
Anti-theft (SKIS) — module initialization after immobilizer module replacement Dealer tool OEM · verified
When neededAfter Sentry Key Immobilizer Module (SKIM) replacement
Tool requiredDRBIII scan tool
Also requiredThe vehicle's four-digit PIN code

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

Owner complaints about the 1979 Jeep CJ5 dominate in one area — the power train, 1 of 1 reports (100%), well ahead of the next concern. That matters, because the power train are also the target of recall 79V-070 on this vehicle — so the single most useful check before buying or servicing one is confirming it was actually performed. 0 of the reports describe a crash and 0 a fire — a small share of the total, but worth weighing against the power train pattern above. These are tallies of what owners actually reported to the federal government, not an editorial score — and higher-selling models naturally rack up more reports.

2
Open recalls
NHTSA campaigns
0
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
1
Owner complaints
0 involved a crash · 0 a fire

Owner complaints filed with NHTSA, by component

All 1 complaints on record, top 1 components.

Power Train1

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 2 of 2 campaigns on record for this vehicle.

79V070000Power Train:Manual TransmissionReported 14/03/1979

CERTAIN VEHICLES MAY HAVE AN INCORRECT GASKET BETWEEN THE TRANSMISSION AND THE TRANSFER CASE. AN INCORRECT GASKET MAY INTERFERE WITH THE NORMAL FLOW OF LUBRICANT. THIS CONDITION COULD CAUSE THE TRANSMISSION TO BECOME… Remedy: THE GASKET BETWEEN THE TRANSMISSION AND THE TRANSFER CASE WILL BE REPLACED, IF NECESSARY.

78V243000Steering:Linkages:Rod:Relay:ConnectingReported 06/11/1978

THE CLAMP BOLTS ON THE ADJUSTER TUBE THAT FASTENS THE CONNECTING ROD TO THE PITMAN ARM END ASSEMBLY MAY BE LOOSE. THESE LOOSE BOLTS COULD CAUSE SHIFTING OF THE STEERING WHEEL POSITION, RELATIVE TO THE… Remedy: THE DEALER WILL TIGHTEN THE BOLTS WHERE NECESSARY, AND CHECK AND CORRECT THE STEERING WHEEL ALIGNMENT FREE OF CHARGE.

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific CJ5. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

Does the 1979 CJ5 have open recalls?

NHTSA lists 2 recall campaign(s) for this model year. Check your specific vehicle by VIN.