When the 2008 GMC Canyon debuted, it brought with it the expectations and excitement typical of new vehicle releases. This pickup truck, aligned with the characteristics of the first-generation Canyon models, offered a practical solution for those seeking a smaller truck with sufficient power.
Knowing the common setbacks of a pre-owned vehicle can be crucial, and it’s no different for the 2008 GMC Canyon. Especially the 5-cylinder model, which has garnered specific attention due to its issues.

The 2008 GMC Canyon’s 5-cylinder engine was unique, standing out in a market that favored even-numbered cylinder counts. Yet, this distinctiveness came with its own set of challenges, as owners reported cases of engine misfires accompanied by rough idling, suggesting potential problems with the valve seats.
Additionally, the truck’s transmission has been another point of concern. Problems such as improper gear shifts which led to a shuddering or shaking sensation were not uncommon—a worrying sign for daily driving reliability.
Understanding these issues is key for current or prospective owners seeking to maintain their vehicle’s longevity and performance.
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History and Overview of the GMC Canyon
Weaving through the annals of pick-up truck history, the GMC Canyon emerges as an integral player. It stands as a testament to General Motors’ commitment to versatility and reliability in the mid-size truck segment.
Genesis of the First-Generation Canyon
Transition to the Second Generation
By the time the calendar turned to 2012, General Motors ushered the Canyon into its second generation. This iteration was poised to redefine the mid-size truck landscape with modernized features and improved capabilities.
We undertook comprehensive upgrades, including more robust powertrains, enhanced interiors, and stepped-up safety features, signaling our commitment to evolving consumer needs.
The transition also introduced a refined aesthetic and bolstered towing capacity, ensuring the second-generation Canyon didn’t just match its forebear but surpassed it in every measurable aspect.
Common Issues and Reliability
The 2008 GMC Canyon with a 5-cylinder engine presents a range of challenges affecting its reliability. Specific common problems have been identified by owners and professionals alike.
Engine Troubles and CEL
Transmission and Drivetrain Concerns
manifest primarily as rough shifting. The 5-cylinder configuration seems particularly susceptible to this issue, which may cause noticeable performance dips during gear transitions and may require attention to maintain drivetrain longevity.
Electrical System Deficiencies
| Electrical Component | Reported Problem |
| AC Blower Motor | Inoperability due to Failed Resistor |
| Overall Electrical Integrity | Miscellaneous Electrical Issues Affecting Reliability |
Owners also report a series of electrical issues, with a significant number highlighting the AC blower motor’s failed resistor as a frequent fault. Other minor electrical system deficiencies also contribute to reliability concerns, requiring careful maintenance to ensure proper functionality.
Consumer Experiences and Reviews
When assessing the 2008 GMC Canyon, especially the 5-cylinder variant, it’s crucial to consider real-world feedback. Below, we break down the key insights from dealership and press evaluations and genuine owner reports to present a comprehensive reliability profile.
Dealership and Press Feedback
The automotive press and dealerships have highlighted the 2008 GMC Canyon for its unique 5-cylinder engine option—rare in the midsize truck segment. Reviews often touch on the truck’s satisfactory power and torque for everyday tasks. However, some critics note it doesn’t match the performance of V6 competitors.
Dealerships are known to report fewer issues with the 2008 GMC Canyon when maintained according to the manufacturer’s recommendations. They often emphasize the importance of regular service checks to prevent common issues related to the 5-cylinder engine, such as valve wear, which was notably mentioned in earlier models.
Owner Reports and Reliability Ratings
Owner reports collected from various rating sites, including CarComplaints.com, have been pivotal for understanding the 2008 GMC Canyon’s longevity. Owners have communicated both praises and grievances:
| Reliability Aspect | Common Compliments | Frequent Complaints |
| Engine Performance | Adequate power for size | Gear hunting issues |
| Maintenance | Longevity with care | Valve wear over time |
| Overall Satisfaction | Comfortable ride | Electrical glitches |
Safety Recalls and Manufacturer Responses
Recall Overview
As part of our ongoing commitment to vehicle safety and reliability, we have closely monitored the performance and service record of the 2008 GMC Canyon, particularly the 5-cylinder model.
Certain vehicles experienced specific issues prompting recalls and safety campaigns.
| Issue | NHTSA Campaign Number |
| Fuel system, gasoline-related problems | 09V154000 |
| Valve lifter-related issues leading to engine problems | N/A |
In one instance, the National Highway Traffic Safety Administration (NHTSA) identified a recall surrounding the fuel system. However, it was observed that not all VINs were included in this campaign.
General Motors has since striven to maintain an open line of communication with vehicle owners to address such concerns.
We, at General Motors, take pride in our dedication to customer satisfaction and vehicle performance.
When issues arise, we actively engage with our vehicle owners to provide repair options and necessary fixes through authorized dealerships.
Vehicle owners are encouraged to regularly check their vehicle identification number (VIN) for any recalls with the NHTSA and visit authorized dealers for inspections and repairs.
Although certain valve lifter-related issues in the Small Block V8 engines were noted, a specific recall for the 2008 GMC Canyon’s 5-cylinder model was not formally announced.
Nevertheless, our response to these concerns remains proactive and solutions-oriented.